virl39k
Collection
11 items
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Updated
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|---|---|---|---|---|---|
A
|
(GradeSchool) Geometric
|
Processed-0430e208-5f96-4dbd-8494-81869822c345
|
<image>
Is the dotted line a line of symmetry?
Choices:
(A) yes
(B) no
| 0
|
|
A
|
(GradeSchool) Geometric
|
Processed-5cb29a4f-240d-4f1f-a063-b7fd922ee9e9
|
<image>
What fraction of the shapes are squares?
Choices:
(A) 5/10
(B) 3/7
(C) 3/9
(D) 5/9
| 2
|
|
100
|
(GradeSchool) Geometric
|
Processed-45a6e75a-124a-4ff6-adda-5b1f518d13af
|
<image>
How many squares are there?
| 4
|
|
20
|
(GradeSchool) Geometric
|
Processed-1cd8a0fe-2bfe-4f8a-99e4-cae1dffa9e96
|
<image>
How many diamonds are there?
| 5
|
|
B
|
(GradeSchool) Geometric
|
Processed-afcc29e9-8d9a-4a0f-ae00-ab40d51a3f56
|
<image>
Is the number of triangles even or odd?
Choices:
(A) odd
(B) even
| 8
|
|
No
|
(GradeSchool) Geometric
|
Processed-a8f64cdc-a6d2-4b94-8194-3614f1d42ba5
|
<image>
Are there any shapes that are not pentagons?
| 10
|
|
35
|
(GradeSchool) Geometric
|
Processed-bbe40cbe-75ca-4319-aafd-56212071f557
|
<image>
If two shapes are added, how many sides will there be in total?
| 15
|
|
1
|
(GradeSchool) Geometric
|
Processed-7112af65-b2a7-450e-b050-b880d27a41af
|
<image>
How many blue squares are there in the bottom right corner of the image?
| 23
|
|
Octagon
|
(GradeSchool) Geometric
|
Processed-059e6203-efc5-4785-8127-2f4a6e26d3f6
|
<image>
What type of polygon are these shapes?
| 28
|
|
5
|
(GradeSchool) Geometric
|
Processed-ce59026f-a59a-47a5-bd30-8c62cc3c02dd
|
<image>
How many faces does this shape have?
| 33
|
|
6
|
(GradeSchool) Geometric
|
Processed-d0621af3-32e8-4016-a8f0-c9d345e6cc50
|
<image>
If two lines of the same length as the given line are drawn, how many paper clips will be needed to measure them both?
| 34
|
|
Yes
|
(GradeSchool) Geometric
|
Processed-55043c36-d7a8-4a5a-b9b3-99c28fced6be
|
<image>
Is this shape symmetrical?
| 41
|
|
10
|
(GradeSchool) Geometric
|
Processed-533cca29-546e-491e-b148-8e96ece0da81
|
<image>
What is the total number of squares in both rows?
| 42
|
|
3
|
(GradeSchool) Geometric
|
Processed-4898a441-d507-4a04-b406-dfa70a5c9f2c
|
<image>
If the pink triangles were removed, how many edges would the remaining shape have?
| 49
|
|
Rectangles
|
(GradeSchool) Geometric
|
Processed-6505bba5-189f-49dd-85af-7af690d5e445
|
<image>
Are there more rectangles or triangles in the image?
| 53
|
|
2
|
(GradeSchool) Geometric
|
Processed-d925e096-a7bd-4e8c-a492-6c9f67ed60f0
|
<image>
If the entire circle is painted blue, what fraction of the original blue area would that be?
| 58
|
|
6
|
(GradeSchool) Geometric
|
Processed-c023da6b-db0f-45b6-b600-3c62e48cc449
|
<image>
How many shapes are in the image in total?
| 59
|
|
2:5
|
(GradeSchool) Geometric
|
Processed-3bcfd64b-0774-49f8-a163-77eb4d17c9a3
|
<image>
What is the ratio of stars to the total number of squares in the frame?
| 64
|
|
15
|
(GradeSchool) Geometric
|
Processed-2e536144-7453-4fa9-b043-6160c97b5208
|
<image>
What is the total number of sides for all the triangles combined?
| 65
|
|
8 cm
|
(GradeSchool) Geometric
|
Processed-0208edf1-1643-44e0-9c48-78d5de95f8da
|
<image>
If each side of the square is 2 cm, what is the perimeter of the outer shape?
| 67
|
|
6
|
(GradeSchool) Geometric
|
Processed-6b5b53fa-4eef-48f1-87fd-25a32514d979
|
<image>
If you were to double the length of the line, how many paper clips would it measure?
| 71
|
|
Yes
|
(GradeSchool) Geometric
|
Processed-e11650e8-e570-470f-a434-6edcc8e71786
|
<image>
Are all sides of this polygon of equal length?
| 78
|
|
Regular
|
(GradeSchool) Geometric
|
Processed-4c6dd147-920f-4b4b-8268-e01ea3217694
|
<image>
Is the shape regular or irregular?
| 81
|
|
No
|
(GradeSchool) Geometric
|
Processed-c54d4a2f-16ec-4f8c-b7b6-a00be92cbcf8
|
<image>
Does this shape have any edges or vertices?
| 86
|
|
Regular
|
(GradeSchool) Geometric
|
Processed-dab8b2c4-1e9b-4356-8419-3410af5493be
|
<image>
Is this polygon regular or irregular?
| 88
|
|
Yes
|
(GradeSchool) Geometric
|
Processed-11bb0aa1-c6bd-4264-9963-6360d5192588
|
<image>
Is this triangle symmetrical?
| 90
|
|
Translation
|
(GradeSchool) Geometric
|
Processed-7e4444c0-790e-40b2-ab3e-c9f6666ea357
|
<image>
What type of transformation has been applied to the letter G?
| 94
|
|
1
|
(GradeSchool) Geometric
|
Processed-ea2b6886-e746-4106-bb86-bade136ba62c
|
<image>
By how many squares has the height of the letter F increased after the transformation?
| 95
|
|
7
|
(GradeSchool) Geometric
|
Processed-e9e4f827-4484-413e-80e8-2a6019868de6
|
<image>
What is the total number of shapes in the image?
| 108
|
|
1
|
(GradeSchool) Geometric
|
Processed-974f5eec-3d3b-44fe-aad0-5f92668dff72
|
<image>
How many lines of symmetry does the object in the image have?
| 109
|
|
20
|
(GradeSchool) Geometric
|
Processed-822205b7-598e-4bc9-9b43-0ecc9f4b7474
|
<image>
How many triangles are there of each color, and what is the total number of triangles?
| 116
|
|
6
|
(GradeSchool) Geometric
|
Processed-65b820c8-f8ec-4d5d-a77c-de12a9259e8f
|
<image>
How many lines of symmetry does this picture have?
| 122
|
|
10
|
(GradeSchool) Geometric
|
Processed-b18cf7a1-7207-417f-8d96-47ffd927951d
|
<image>
If each unit square has a side length of 1 unit, what is the perimeter of the shape?
| 126
|
|
9
|
(GradeSchool) Geometric
|
Processed-05487e9d-89c1-4aed-9a8b-7fd949c86bf5
|
<image>
how many squares are there if you include all possible squares formed by combining smaller squares?
| 130
|
|
1
|
(GradeSchool) Geometric
|
Processed-5275d7ec-ed62-4e08-9550-214e01882830
|
<image>
How many lines of symmetry does the hat have, including the dotted line?
| 133
|
|
D
|
(GradeSchool) Geometric
|
Processed-d66c9ece-f504-4452-a509-4f5892540f3b
|
<image>
What is the fraction of the shape that is colored pink? Is it 1/2, 1/4, 1/5, or 1/3?
Choices:
(A) 1/2
(B) 1/4
(C) 1/5
(D) 1/3
| 140
|
|
A
|
(GradeSchool) Geometric
|
Processed-44aecc4e-3657-445b-bcb0-9c3c2a2f6e5b
|
<image>
What is the fraction of shapes in the group that are rectangles?
(A) 8/10
(B) 2/7
(C) 7/12
(D) 11/12
| 147
|
|
B
|
(GradeSchool) Geometric
|
Processed-7d87bed8-560a-4b5d-b819-c75c44e6ea5a
|
<image>
Are there more even or odd triangles?
Choices:
(A) odd
(B) even
| 149
|
|
2
|
(GradeSchool) Geometric
|
Processed-f1a30753-b8c3-4bcc-87e9-ce0ca7c72244
|
<image>
Move the ruler to measure the length of this object to the nearest inch. This object is about (_) inches long.
| 155
|
|
A
|
(GradeSchool) Geometric
|
Processed-77bc638b-52ca-46ba-9b76-1593a6186514
|
<image>
What has been done to this shape?
Choices:
(A) flip
(B) turn
(C) slide
| 156
|
|
C
|
(GradeSchool) Geometric
|
Processed-0b475fcf-6706-4bac-9c2d-dd6b51540d14
|
<image>
What has been done to this shape?
Choices:
(A) slide
(B) flip
(C) turn
| 158
|
|
3
|
(GradeSchool) Geometric
|
Processed-03a724a8-40af-4cbf-9676-4e4e1efb1135
|
<image>
How many cubes long is this?
| 159
|
|
100
|
(GradeSchool) Geometric
|
Processed-18dcbf1f-48a1-45d5-ad13-222bf66dd4c0
|
<image>
How many shapes are there?
| 163
|
|
E
|
(GradeSchool) Geometric
|
Processed-11e3da1a-f41b-4595-aed0-ff9faac36231
|
<image>
How many shapes are present in the grid?
Choices:
(A) 5
(B) 3
(C) 4
(D) 2
(E) 1
| 164
|
|
C
|
(GradeSchool) Geometric
|
Processed-cb08ecb2-daf2-4eec-bbd3-13309cd89b49
|
<image>
如图,小明同学在将一张矩形纸片ABCD的四个角向内折起时,发现恰好能拼成一个无缝隙无重叠的四边形EFGH.于是他测量出EH=12cm,EF=16cm,根据这两个数据他很快求出了边AD的长,则边AD的长是()
Choices:
(A) 12cm
(B) 16cm
(C) 20cm
(D) 28cm
| 168
|
|
C
|
(GradeSchool) Geometric
|
Processed-2ae6cf98-9e69-4318-826b-8f44e688c85a
|
<image>
如图:A、B、C在⊙O上,∠C=20°,∠B=50°,则∠A=()
Choices:
(A) 20°
(B) 25°
(C) 30°
(D) 40°
| 169
|
|
C
|
(GradeSchool) Geometric
|
Processed-ead94d02-e6d6-43d0-b6b8-aea80ed8b0bc
|
<image>
如图,AB为⊙O的直径,CD为弦,AB⊥CD,如果∠BOC=70°,则∠ABD的度数为()
Choices:
(A) 35°
(B) 45°
(C) 55°
(D) 70°
| 170
|
|
C
|
(GradeSchool) Geometric
|
Processed-28406bf7-2147-4996-b6d8-992bc6712261
|
<image>
如图,已知1号,4号两个正方形的面积和为7,2号,3号两个正方形的而积和为4,则a,b,c三个方形的面积和为()
Choices:
(A) 10
(B) 13
(C) 15
(D) 22
| 171
|
|
B
|
(GradeSchool) Geometric
|
Processed-1a088f7f-ca44-4928-8a9f-15c3467ad5dc
|
<image>
如图,AB∥CD,∠1=58°,FG平分∠EFD,则∠FGB的度数等于()
Choices:
(A) 29°
(B) 151°
(C) 122°
(D) 109°
| 172
|
|
B
|
(GradeSchool) Geometric
|
Processed-a68defa9-bec1-44d1-9130-90acc4194aef
|
<image>
如图,OA,OB是⊙O的半径,C是⊙O上的一点,∠AOB=40°,∠OCB=50°,则∠OAC的度数为()
Choices:
(A) 20°
(B) 30°
(C) 40°
(D) 50°
| 173
|
|
D
|
(GradeSchool) Geometric
|
Processed-8d66dda5-8685-43ca-ba24-d52e41b6b5bb
|
<image>
如图,AB、CD是⊙O的两条直径,且AB⊥CD,⁀{CE}=\frac{1}{2}⁀{EB},P为直径CD上一动点,若⊙O的直径AB=2,则△PEB周长的最小值是()
Choices:
(A) 3
(B) 4
(C) 2√{3}
(D) √{3}+1
| 174
|
|
C
|
(GradeSchool) Geometric
|
Processed-866ebcdc-aee1-4315-89f5-f24ab59ca043
|
<image>
如图,四边形ABCD是矩形,点E和点F是矩形ABCD外两点,AE⊥CF于点H,AD=3,DC=4,DE=\frac{5}{2},∠EDF=90°,则DF长是()
Choices:
(A) \frac{15}{8}
(B) \frac{11}{3}
(C) \frac{10}{3}
(D) \frac{16}{5}
| 175
|
|
D
|
(GradeSchool) Geometric
|
Processed-983c135f-2d23-4f38-b89a-d7c23e7e1ff1
|
<image>
如图,已知钝角三角形ABC,将△ABC绕点A按逆时针方向旋转110°得到△AB′C′,连接BB′,若AC′∥BB′,则∠CAB′的度数为()
Choices:
(A) 55°
(B) 65°
(C) 85°
(D) 75°
| 176
|
|
C
|
(GradeSchool) Geometric
|
Processed-676af790-64a7-4087-b81a-88e7ab1d8f5e
|
<image>
如图,构成伸缩门的基本图形是菱形,且每个小菱形的边长都为0.4米,伸缩门伸展到最宽时为8米,此时菱形的一个内角为60°．若中间隔板的厚度不计,则图中的n为()
Choices:
(A) 10
(B) 15
(C) 20
(D) 25
| 177
|
|
C
|
(GradeSchool) Geometric
|
Processed-3aeed1fa-4151-46c6-b220-f53448ba186e
|
<image>
如图,AB∥DE,FG⊥BC于F,∠CDE=40°,则∠FGA的度数为()
Choices:
(A) 40°
(B) 50°
(C) 130°
(D) 140°
| 178
|
|
C
|
(GradeSchool) Geometric
|
Processed-cabddaaf-10a1-45f7-a296-ae17b5bcc7c8
|
<image>
如图,△ABC,∠ABC、∠ACB的三等分线交于点E、D,若∠BFC=132°,∠BGC=118°,则∠A的度数为()
Choices:
(A) 65°
(B) 66°
(C) 70°
(D) 78°
| 179
|
|
C
|
(GradeSchool) Geometric
|
Processed-762b4c20-f100-4154-8f04-f6cfd6b61b3d
|
<image>
如图,有一斜坡AB,坡角∠B=30°,其水平长度BC为30米,则坡面AB的长为()
Choices:
(A) 15米
(B) 15√{3}米
(C) 20√{3}米
(D) 60米
| 180
|
|
D
|
(GradeSchool) Geometric
|
Processed-88b035ac-05b0-4258-86af-fe03e7763fd0
|
<image>
如图,AB是⊙O的直径,PA切⊙O于点A,PO交⊙O于点C,连接BC．若∠B=20°,则∠P等于()
Choices:
(A) 20°
(B) 30°
(C) 40°
(D) 50°
| 181
|
|
B
|
(GradeSchool) Geometric
|
Processed-33178e8b-48f0-4470-9248-a99505b6d803
|
<image>
如图,在四边形ABCD中,∠DAB的角平分线与∠ABC的外角平分线相交于点P,且∠D+∠C=210°,则∠P=()
Choices:
(A) 10°
(B) 15°
(C) 30°
(D) 40°
| 182
|
|
D
|
(GradeSchool) Geometric
|
Processed-667274b7-50bf-4d54-b2f1-66600a7cb0a9
|
<image>
如图,测得BD=120m,DC=60m,EC=50m,则小河宽AB的长是()
Choices:
(A) 180m
(B) 150m
(C) 144m
(D) 100m
| 183
|
|
D
|
(GradeSchool) Geometric
|
Processed-fc420c85-6d06-414d-ba3a-90ceb2f0700c
|
<image>
如图,已知PA、PB是⊙O的切线,A、B为切点,AC是⊙O的直径,∠P=40°,则∠BAC的大小是()
Choices:
(A) 70°
(B) 40°
(C) 50°
(D) 20°
| 184
|
|
C
|
(GradeSchool) Geometric
|
Processed-8d0e0c9e-e565-4e04-a252-b5eacf240a31
|
<image>
如图,直线a∥b,∠1=85°,∠2=30°,则∠3=()
Choices:
(A) 85°
(B) 60°
(C) 55°
(D) 35°
| 185
|
|
D
|
(GradeSchool) Geometric
|
Processed-d44ee96d-a59b-4fd9-9790-4418f2bd361b
|
<image>
如图,CD为⊙O的直径,过点D的弦DE平行于半径OA,若∠D的度数是50°,则∠A的度数为()
Choices:
(A) 50°
(B) 40°
(C) 30°
(D) 25°
| 186
|
|
B
|
(GradeSchool) Geometric
|
Processed-b792486c-b9f0-4dad-97d8-13a95d629c29
|
<image>
如图,△ABC内接于⊙O,E是AC上一点,EF⊥AB于点F,且\frac{AE}{EF}=\frac{3}{4},BC=10,则BC的弦心距OD等于()
Choices:
(A) \frac{9}{4}
(B) \frac{15}{4}
(C) 4
(D) \frac{12}{5}
| 187
|
|
C
|
(GradeSchool) Geometric
|
Processed-7271797c-3318-4968-b158-188270f0c19d
|
<image>
如图,点F在平行四边形ABCD的边CD上,且\frac{CF}{AB}=\frac{2}{3},连接BF并延长交AD的延长线于点E,则\frac{DE}{BC}的值为()
Choices:
(A) \frac{1}{3}
(B) \frac{2}{3}
(C) \frac{1}{2}
(D) \frac{2}{5}
| 188
|
|
C
|
(GradeSchool) Geometric
|
Processed-9fdfd29a-81a8-48ac-838d-99ae729e8b24
|
<image>
如图,在圆O中,弦AB、CD所对的圆心角分别是∠AOB、∠COD,若∠AOB和∠COD互补,且AB=2,CD=4,则圆O的半径是()
Choices:
(A) √{3}
(B) 2
(C) √{5}
(D) 4
| 189
|
|
C
|
(GradeSchool) Geometric
|
Processed-f6f3103a-96e4-4e8c-8e2f-2e82344031de
|
<image>
如图①为我们常见的马扎,图②是马扎撑开后的侧面示意图,其中腿AB和CD的长度相等,O是它们的中点,为使马扎既舒适又牢固,匠工师傅将撑开后的马扎高度设计为32cm,∠DOB=100°,那么腿AB的长度大约为(结果精确到0.1cm,参考数据:sin50°=cos40°≈0.77,sin40°=cos50°≈0.64,tan40°≈0.84,tan50°≈1.19)()
Choices:
(A) 38.1cm
(B) 49.8cm
(C) 41.6cm
(D) 45.3cm
| 190
|
|
B
|
(GradeSchool) Geometric
|
Processed-c8208ddb-f865-4048-b2c5-311de1400afe
|
<image>
如图,过平行四边形的对称中心0任意画5条直线a、b、m、n、l,已知BC=6,BC边上的高为4,则阴影部分的面积为()
Choices:
(A) 24
(B) 12
(C) 6
(D) 3
| 191
|
|
D
|
(GradeSchool) Geometric
|
Processed-79b12725-e6b7-497e-b60f-f772390dfce8
|
<image>
如图,四边形OABC为菱形,点A、B在以点O为圆心的弧DE上,若AO=3,∠1=∠2,则扇形ODE的面积为()
Choices:
(A) \frac{3}{2}π
(B) 2π
(C) \frac{5}{2}π
(D) 3π
| 192
|
|
A
|
(GradeSchool) Geometric
|
Processed-c6818044-5380-4e25-8d99-04f79e8081a7
|
<image>
如图,⊙O直径AB=8,∠CBD=30°,则CD=()
Choices:
(A) 4
(B) 6
(C) 3
(D) 2√{2}
| 193
|
|
A
|
(GradeSchool) Geometric
|
Processed-b92b8553-163e-4e7f-a264-eac1e1c0e06e
|
<image>
如图,∠BOC=130°,∠ABO=∠CBE,∠ACO=∠BCD,∠CDE=45°,FA⊥BA交BC延长线于F,则∠FAC的度数为()
Choices:
(A) 5°
(B) 10°
(C) 15°
(D) 以上答案都不对
| 194
|
|
A
|
(GradeSchool) Geometric
|
Processed-63f0efb1-3aef-47ec-aef5-868925ebb4b8
|
<image>
如图,一艘海轮位于灯塔P的北偏东30°方向,距离灯塔80海里的A处,它沿正南方向航行一段时间后,到达位于灯塔P的南偏东45°方向上的B处,这时,海轮所在的B处与灯塔P的距离为()
Choices:
(A) 40√{2}海里
(B) 40√{3}海里
(C) 80海里
(D) 40√{6}海里
| 195
|
|
B
|
(GradeSchool) Geometric
|
Processed-6ebfbf05-e286-4076-b140-727d09916bba
|
<image>
如图,在△ABC中,DE∥BC,DF∥AC,EG∥AB,且AE:EC=3:2,若BC=10,则FG的长为()
Choices:
(A) 1
(B) 2
(C) 3
(D) 4
| 196
|
|
D
|
(GradeSchool) Geometric
|
Processed-60b397bf-da2e-4676-81aa-8bad2bfec928
|
<image>
如图,D是⊙O的直径,A、B是⊙O上的两点,若∠ADC=80°,则∠ABD的度数为()
Choices:
(A) 40°
(B) 30°
(C) 20°
(D) 10°
| 197
|
|
C
|
(GradeSchool) Geometric
|
Processed-4c7f339a-5080-4f1c-85b0-eb8cd5a27b4a
|
<image>
如图,BC的垂直平分线分别交AB、BC于点D和点E,连接CD,AC=DC,∠B=25°,则∠ACD的度数是()
Choices:
(A) 50°
(B) 65°
(C) 80°
(D) 100°
| 198
|
|
A
|
(GradeSchool) Geometric
|
Processed-c5fb1b9e-151d-427f-9e02-1c4cd89e2a48
|
<image>
如图,将△ABC绕点C按顺时针方向旋转至△A′B′C,使点A′落在BC的延长线上．已知∠A=27°,∠B=40°,则∠ACB′是()
Choices:
(A) 46°
(B) 45°
(C) 44°
(D) 43°
| 199
|
|
A
|
(GradeSchool) Geometric
|
Processed-3b44a1fb-5cf3-4786-9838-8bfccf0884a1
|
<image>
如图,AB为⊙O的直径,C、D是⊙O上的两点,∠CDB=25°,过点C作⊙O的切线交AB的延长线于点E,则∠E的度数为()
Choices:
(A) 40°
(B) 50°
(C) 55°
(D) 60°
| 200
|
|
C
|
(GradeSchool) Geometric
|
Processed-711b4e1a-ccaa-494d-88e3-111fed0348d0
|
<image>
如图所示,CD为Rt△ABC斜边上的高,AC:BC=3:2,如果S~△ADC~=9,那么S~△BDC~等于()
Choices:
(A) 2
(B) 3
(C) 4
(D) 5
| 201
|
|
D
|
(GradeSchool) Geometric
|
Processed-0b0ce33a-e962-49c1-b784-41538373742a
|
<image>
如图,半径为5的⊙A中,已知DE=6,∠BAC+∠EAD=180°,则弦BC的长为()
Choices:
(A) √{41}
(B) √{61}
(C) 11
(D) 8
| 202
|
|
C
|
(GradeSchool) Geometric
|
Processed-8dc40369-6a11-4957-8995-20a6328e1aac
|
<image>
如图,AB是⊙O的直径,点D在AB的延长线上,DC切⊙O于点C,若∠A=25°,则∠D等于()
Choices:
(A) 20°
(B) 30°
(C) 40°
(D) 50°
| 203
|
|
C
|
(GradeSchool) Geometric
|
Processed-e0d4f348-f96f-40ee-97c4-dea108a637a7
|
<image>
已知△ABC中,AD∥BC,CD交AB于E,EF∥BC,AE:EB=1:2,S~△ADE~=1,则S~△AEF~=()
Choices:
(A) \frac{1}{3}
(B) \frac{1}{2}
(C) \frac{2}{3}
(D) \frac{3}{4}
| 205
|
|
A
|
(GradeSchool) Geometric
|
Processed-0ffc0484-92a0-4619-aa99-59a224825c24
|
<image>
如图,在△ABC中,∠CAB=80°,在同一平面内,将△ABC绕点A旋转到△AB′C′的位置,使得CC′∥AB,则∠BAB′等于()
Choices:
(A) 20°
(B) 35°
(C) 30°
(D) 50°
| 206
|
|
140°
|
(GradeSchool) Geometric
|
Processed-aa218dac-c597-4f2e-9d66-48c32611aa6e
|
<image>
If AB is the diameter of circle E and ∠BEC = 40°, what is the measure of ∠BED?
| 207
|
|
20°
|
(GradeSchool) Geometric
|
Processed-74833fd9-cb18-4669-a63d-c3a9d1a480f4
|
<image>
If AB is the diameter of circle E and ∠BEC = 40°, what is the measure of ∠CDE?
| 208
|
|
90°
|
(GradeSchool) Geometric
|
Processed-43362e21-b596-4130-a9f5-dad5621e2262
|
<image>
What is the measure of angle ECF in the rectangle CDEF?
| 209
|
|
90°
|
(GradeSchool) Geometric
|
Processed-845b73c7-ae3b-4683-bd4d-8439057830a2
|
<image>
What is the measure of angle ACB?
| 210
|
|
20°
|
(GradeSchool) Geometric
|
Processed-c68c3ebb-3dbd-4bbb-aef5-6713ff27e99f
|
<image>
In the given circle with center O, if AB is the diameter and ∠AEC = 20°, what is the measure of ∠EDC?
| 211
|
|
54°
|
(GradeSchool) Geometric
|
Processed-2a484d14-c347-45ac-9fb0-57f6548471a5
|
<image>
If ∠APB = 126° and ∠AQF = 100°, what is the measure of ∠BPC?
| 212
|
|
80°
|
(GradeSchool) Geometric
|
Processed-9f7e849f-7395-4e0b-99b2-97c3f1a61f28
|
<image>
If ∠APB = 126° and ∠AQF = 100°, what is the measure of ∠FQE?
| 213
|
|
4
|
(GradeSchool) Geometric
|
Processed-af96c040-cb8a-4f39-bc6e-48db51b207e4
|
<image>
In the given triangle ABC, if D and E are the midpoints of BC and AC respectively, and BF bisects angle ABC, what is the length of BE if AC = 8?
| 214
|
|
26°
|
(GradeSchool) Geometric
|
Processed-e50db32f-950c-4c5b-9e6c-5632bf5f5831
|
<image>
If ∠CBE = 52°, what is the measure of ∠DBC?
| 215
|
|
10
|
(GradeSchool) Geometric
|
Processed-b7502a21-3f52-4c3d-a4c4-c1aa2c10169d
|
<image>
Given that AB intersects CD at point E, AD is parallel to BC, and the ratio of BE to AE is 3 to 5, if the length of CD is 16, what is the length of AE?
| 216
|
|
25°
|
(GradeSchool) Geometric
|
Processed-810bbf28-a892-4c60-8141-7023905f2849
|
<image>
If ∠A = 65° in triangle ABC, what is the measure of ∠B?
| 217
|
|
2
|
(GradeSchool) Geometric
|
Processed-23c0624e-fa63-4f3e-b949-d3954716f224
|
<image>
If AB is the diameter of circle O and CD is a chord on circle O, with ∠DCB=30°, and AB=4, what is the length of chord CD?
| 218
|
|
46°
|
(GradeSchool) Geometric
|
Processed-02fa95e7-c2fb-49e3-a5ba-4be38c1a9cb7
|
<image>
如图,点A、B、C都在⊙O上,若∠A=44°,则∠ACB的度数为多少？
| 219
|
|
60°
|
(GradeSchool) Geometric
|
Processed-558a0155-1cc8-4f7a-a033-b20161bfd56c
|
<image>
If AB is the diameter of circle O and ∠D is 30°, what is the measure of ∠DOB?
| 220
|
|
65°
|
(GradeSchool) Geometric
|
Processed-06088180-3c26-4cf3-8580-9310126354bf
|
<image>
Given that AD is the diameter of circle O and ∠ABC = 25°, what is the measure of ∠BAC?
| 221
|
|
30°
|
(GradeSchool) Geometric
|
Processed-a7de6cbb-e954-4ef8-8ecc-5a9841f85527
|
<image>
If ∠A = 120° and BD is the angle bisector of ∠ABC, what is the measure of ∠ABD?
| 222
|
|
2
|
(GradeSchool) Geometric
|
Processed-dc3efdd4-adfb-4600-bf54-571c704a257e
|
<image>
What is the length of segment AE in the square ABCD if AG = 2?
| 223
|
|
3
|
(GradeSchool) Geometric
|
Processed-e922b306-2d88-4cc7-83e7-4aa891c11373
|
<image>
Given that DE is parallel to BC in triangle ABC, and AD:DB = 1:2, if the length of DE is 3, what is the length of segment AE?
| 224
|
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