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As shown in the figure, in triangle ABC, it is known that angle A = 80.0, angle B = 60.0, point D is on AB and point E is on AC, DE parallel BC, then the size of angle CED is ()
Choices:
A:40°
B:60°
C:120°
D:140° | D |
|
As shown in the figure, it is known that angle A = 80.0, angle B = 60.0, DE parallel BC, then the size of angle CED is ()
Choices:
A:40°
B:60°
C:120°
D:140° | D |
|
As shown in the figure, it is known that angle A = 80.0, angle B = 60.0, then the size of angle CED is ()
Choices:
A:40°
B:60°
C:120°
D:140° | D |
|
As shown in the figure, DE parallel BC, then the size of angle CED is ()
Choices:
A:40°
B:60°
C:120°
D:140° | D |
|
Please answer the question shown in the image | D |
|
As shown in the figure, AB parallel CD, straight line EF intersects AB at point E, intersects CD at point F, EG bisects angle BEF, and it intersects CD at point G, angle 1 = 50.0, then angle 2 is equal to ()
Choices:
A:50°
B:60°
C:65°
D:90° | C |
|
As shown in the figure, AB parallel CD, EG bisects angle BEF, angle 1 = 50.0, then angle 2 is equal to ()
Choices:
A:50°
B:60°
C:65°
D:90° | C |
|
As shown in the figure, angle 1 = 50.0, then angle 2 is equal to ()
Choices:
A:50°
B:60°
C:65°
D:90° | C |
|
As shown in the figure, AB parallel CD, EG bisects angle BEF, then angle 2 is equal to ()
Choices:
A:50°
B:60°
C:65°
D:90° | C |
|
Please answer the question shown in the image | C |
|
As shown in the figure, BC and BA intersect at point B, BD bisects angle ABC, CD parallel AB, if angle BCD = 70.0, then the degree of angle CDB is ()
Choices:
A:55°
B:50°
C:45°
D:30° | A |
|
As shown in the figure, BD bisects angle ABC, CD parallel AB, if angle BCD = 70.0, then the degree of angle CDB is ()
Choices:
A:55°
B:50°
C:45°
D:30° | A |
|
As shown in the figure, if angle BCD = 70.0, then the degree of angle CDB is ()
Choices:
A:55°
B:50°
C:45°
D:30° | A |
|
As shown in the figure, BD bisects angle ABC, CD parallel AB, then the degree of angle CDB is ()
Choices:
A:55°
B:50°
C:45°
D:30° | A |
|
Please answer the question shown in the image | A |
|
As shown in the figure, AB is tangent to circle O at point B, and the extended line of AO intersects circle O at point C. Connect BC, if angle A = 36.0, then angle C is equal to ()
Choices:
A:36°
B:54°
C:60°
D:27° | D |
|
As shown in the figure, AB is tangent to circle O at point B, if angle A = 36.0, then angle C is equal to ()
Choices:
A:36°
B:54°
C:60°
D:27° | D |
|
As shown in the figure, if angle A = 36.0, then angle C is equal to ()
Choices:
A:36°
B:54°
C:60°
D:27° | D |
|
As shown in the figure, AB is tangent to circle O at point B, then angle C is equal to ()
Choices:
A:36°
B:54°
C:60°
D:27° | D |
|
Please answer the question shown in the image | D |
|
As shown in the figure, straight lines a and b intersect at point O. If angle 1 is equal to 50.0, then angle 2 is equal to ()
Choices:
A:50°
B:40°
C:140°
D:130° | A |
|
As shown in the figure, If angle 1 is equal to 50.0, then angle 2 is equal to ()
Choices:
A:50°
B:40°
C:140°
D:130° | A |
|
As shown in the figure, If angle 1 is equal to 50.0, then angle 2 is equal to ()
Choices:
A:50°
B:40°
C:140°
D:130° | A |
|
As shown in the figure, then angle 2 is equal to ()
Choices:
A:50°
B:40°
C:140°
D:130° | A |
|
Please answer the question shown in the image | A |
|
As shown in the figure, AB // CD, and EF intersects AB and CD at points E, F, angle 1 = 50.0, then the degree of angle 2 is ()
Choices:
A:50°
B:120°
C:130°
D:150° | C |
|
As shown in the figure, AB // CD, angle 1 = 50.0, then the degree of angle 2 is ()
Choices:
A:50°
B:120°
C:130°
D:150° | C |
|
As shown in the figure, angle 1 = 50.0, then the degree of angle 2 is ()
Choices:
A:50°
B:120°
C:130°
D:150° | C |
|
As shown in the figure, AB // CD, then the degree of angle 2 is ()
Choices:
A:50°
B:120°
C:130°
D:150° | C |
|
Please answer the question shown in the image | C |
|
As shown in the figure, triangle ABC congruent triangle ADE, Point A is their common vertex. if angle B = 70.0, angle C = 30.0, angle DAC = 35.0, then the degree of angle EAC is ()
Choices:
A:40°
B:45°
C:35°
D:25° | B |
|
As shown in the figure, triangle ABC congruent triangle ADE, if angle B = 70.0, angle C = 30.0, angle DAC = 35.0, then the degree of angle EAC is ()
Choices:
A:40°
B:45°
C:35°
D:25° | B |
|
As shown in the figure, if angle B = 70.0, angle C = 30.0, angle DAC = 35.0, then the degree of angle EAC is ()
Choices:
A:40°
B:45°
C:35°
D:25° | B |
|
As shown in the figure, triangle ABC congruent triangle ADE, then the degree of angle EAC is ()
Choices:
A:40°
B:45°
C:35°
D:25° | B |
|
Please answer the question shown in the image | B |
|
As shown in the figure, triangle ABC congruent triangle DEF, points A and D, B and E are the corresponding vertices, and the measured BC = 5.0, BF = 7.0, then the length of EC is ()
Choices:
A:1cm
B:2cm
C:3cm
D:4cm | C |
|
As shown in the figure, triangle ABC congruent triangle DEF, and the measured BC = 5.0, BF = 7.0, then the length of EC is ()
Choices:
A:1cm
B:2cm
C:3cm
D:4cm | C |
|
As shown in the figure, and the measured BC = 5.0, BF = 7.0, then the length of EC is ()
Choices:
A:1cm
B:2cm
C:3cm
D:4cm | C |
|
As shown in the figure, triangle ABC congruent triangle DEF, then the length of EC is ()
Choices:
A:1cm
B:2cm
C:3cm
D:4cm | C |
|
Please answer the question shown in the image | C |
|
As shown in the figure, in triangle ABC, angle C = 90.0, AC = BC, AD bisects angle CAB and it intersects BC at D, DE perpendicular AB at E, if AB = 6.0, then the perimeter of triangle DBE is ()
Choices:
A:6cm
B:7cm
C:8cm
D:9cm | A |
|
As shown in the figure, AC = BC, AD bisects angle CAB, if AB = 6.0, then the perimeter of triangle DBE is ()
Choices:
A:6cm
B:7cm
C:8cm
D:9cm | A |
|
As shown in the figure, if AB = 6.0, then the perimeter of triangle DBE is ()
Choices:
A:6cm
B:7cm
C:8cm
D:9cm | A |
|
As shown in the figure, AC = BC, AD bisects angle CAB, then the perimeter of triangle DBE is ()
Choices:
A:6cm
B:7cm
C:8cm
D:9cm | A |
|
Please answer the question shown in the image | A |
|
As shown in the figure, in triangle ABC, AB = AC, angle A = 36.0, the perpendicular bisector of AB intersects AC at D, and intersects AB at E, then the degree of angle BDC is ()
Choices:
A:72°
B:36°
C:60°
D:82° | A |
|
As shown in the figure, AB = AC, angle A = 36.0, the perpendicular bisector of AB intersects AC at D, then the degree of angle BDC is ()
Choices:
A:72°
B:36°
C:60°
D:82° | A |
|
As shown in the figure, angle A = 36.0, then the degree of angle BDC is ()
Choices:
A:72°
B:36°
C:60°
D:82° | A |
|
As shown in the figure, AB = AC, the perpendicular bisector of AB intersects AC at D, then the degree of angle BDC is ()
Choices:
A:72°
B:36°
C:60°
D:82° | A |
|
Please answer the question shown in the image | A |
|
As shown in the figure, angle C = 36.0, rotate triangle ABC anticlockwise around point A by 60.0 to get triangle AED, AD and BC intersect at point F, then the degree of angle AFC is ()
Choices:
A:84°
B:80°
C:60°
D:90° | A |
|
As shown in the figure, angle C = 36.0, rotate triangle ABC anticlockwise around point A by 60.0 to get triangle AED, then the degree of angle AFC is ()
Choices:
A:84°
B:80°
C:60°
D:90° | A |
|
As shown in the figure, angle C = 36.0, angle BAE = 60.0, then the degree of angle AFC is ()
Choices:
A:84°
B:80°
C:60°
D:90° | A |
|
As shown in the figure, then the degree of angle AFC is ()
Choices:
A:84°
B:80°
C:60°
D:90° | A |
|
Please answer the question shown in the image | A |
|
As shown in the figure, the straight line AB parallel CD, Rttriangle DEF is placed as shown, angle EDF = 90.0, if angle 1 + angle F = 70.0, then the degree of angle 2 is ()
Choices:
A:20°
B:25°
C:30°
D:40° | A |
|
As shown in the figure, the straight line AB parallel CD, if angle 1 + angle F = 70.0, then the degree of angle 2 is ()
Choices:
A:20°
B:25°
C:30°
D:40° | A |
|
As shown in the figure, if angle 1 + angle F = 70.0, then the degree of angle 2 is ()
Choices:
A:20°
B:25°
C:30°
D:40° | A |
|
As shown in the figure, the straight line AB parallel CD, then the degree of angle 2 is ()
Choices:
A:20°
B:25°
C:30°
D:40° | A |
|
Please answer the question shown in the image | A |
|
As shown in the figure, AB parallel EF, angle BAC = 50.0, then angle ACD = ()
Choices:
A:120°
B:130°
C:140°
D:150° | C |
|
As shown in the figure, AB parallel EF, then angle ACD = ()
Choices:
A:120°
B:130°
C:140°
D:150° | C |
|
As shown in the figure, then angle ACD = ()
Choices:
A:120°
B:130°
C:140°
D:150° | C |
|
As shown in the figure, AB parallel EF, then angle ACD = ()
Choices:
A:120°
B:130°
C:140°
D:150° | C |
|
Please answer the question shown in the image | C |
|
As shown in the figure, triangle ABC is the inscribed triangle of circle O, angle OAB = 35.0, then the degree of angle ACB is ()
Choices:
A:35°
B:55°
C:60°
D:70° | B |
|
As shown in the figure, triangle ABC is the inscribed triangle of circle O, angle OAB = 35.0, then the degree of angle ACB is ()
Choices:
A:35°
B:55°
C:60°
D:70° | B |
|
As shown in the figure, angle OAB = 35.0, then the degree of angle ACB is ()
Choices:
A:35°
B:55°
C:60°
D:70° | B |
|
As shown in the figure, triangle ABC is the inscribed triangle of circle O, then the degree of angle ACB is ()
Choices:
A:35°
B:55°
C:60°
D:70° | B |
|
Please answer the question shown in the image | B |
|
As shown in the figure, the straight line a and the straight line b are intercepted by the straight line c, b perpendicular c, the foot of perpendicular is the point A, angle 1 = 70.0. If the line b is parallel to the line a, the line b can be rotated () clockwise around the point A
Choices:
A:70°
B:50°
C:30°
D:20° | D |
|
As shown in the figure, angle 1 = 70.0. If the line b is parallel to the line a, the line b can be rotated () clockwise around the point A
Choices:
A:70°
B:50°
C:30°
D:20° | D |
|
As shown in the figure, angle 1 = 70.0. The line b can be rotated () clockwise around the point A
Choices:
A:70°
B:50°
C:30°
D:20° | D |
|
As shown in the figure, If the line b is parallel to the line a, the line b can be rotated () clockwise around the point A
Choices:
A:70°
B:50°
C:30°
D:20° | D |
|
Please answer the question shown in the image | D |
|
As shown in the figure, in circle O, chord AC parallel radius OB, angle BOC = 50.0, then the degree of angle OAB is ()
Choices:
A:25°
B:50°
C:60°
D:30° | A |
|
As shown in the figure, chord AC parallel radius OB, angle BOC = 50.0, then the degree of angle OAB is ()
Choices:
A:25°
B:50°
C:60°
D:30° | A |
|
As shown in the figure, angle BOC = 50.0, then the degree of angle OAB is ()
Choices:
A:25°
B:50°
C:60°
D:30° | A |
|
As shown in the figure, chord AC parallel radius OB, then the degree of angle OAB is ()
Choices:
A:25°
B:50°
C:60°
D:30° | A |
|
Please answer the question shown in the image | A |
|
In parallelogram ABCD, the diagonal AC and BD intersect at point O, angle DAC = 42.0, angle CBD = 23.0, then angle COD is ().
Choices:
A:61°
B:63°
C:65°
D:67° | C |
|
In parallelogram ABCD, angle DAC = 42.0, angle CBD = 23.0, then angle COD is ().
Choices:
A:61°
B:63°
C:65°
D:67° | C |
|
In ABCD, angle DAC = 42.0, angle CBD = 23.0, then angle COD is ().
Choices:
A:61°
B:63°
C:65°
D:67° | C |
|
In parallelogram ABCD, then angle COD is ().
Choices:
A:61°
B:63°
C:65°
D:67° | C |
|
Please answer the question shown in the image | C |
|
The positions of straight lines a, b, c, and d are shown in the figure. If angle 1 = 58.0, angle 2 = 58.0, angle 3 = 70.0, then angle 4 is equal to ()
Choices:
A:58°
B:70°
C:110°
D:116° | C |
|
If angle 1 = 58.0, angle 2 = 58.0, angle 3 = 70.0, then angle 4 is equal to ()
Choices:
A:58°
B:70°
C:110°
D:116° | C |
|
If angle 1 = 58.0, angle 2 = 58.0, angle 3 = 70.0, then angle 4 is equal to ()
Choices:
A:58°
B:70°
C:110°
D:116° | C |
|
then angle 4 is equal to ()
Choices:
A:58°
B:70°
C:110°
D:116° | C |
|
Please answer the question shown in the image | C |
|
As shown in the figure, a parallel b, angle 1 = 158.0, angle 2 = 42.0, angle 4 = 50.0. Then angle 3 = ()
Choices:
A:50°
B:60°
C:70°
D:80° | C |
|
As shown in the figure, a parallel b, angle 1 = 158.0, angle 2 = 42.0, angle 4 = 50.0. Then angle 3 = ()
Choices:
A:50°
B:60°
C:70°
D:80° | C |
|
As shown in the figure, angle 1 = 158.0, angle 2 = 42.0, angle 4 = 50.0. Then angle 3 = ()
Choices:
A:50°
B:60°
C:70°
D:80° | C |
|
As shown in the figure, a parallel b, Then angle 3 = ()
Choices:
A:50°
B:60°
C:70°
D:80° | C |
|
Please answer the question shown in the image | C |
|
As shown in the figure, AB is the diameter of circle O, C and D are two points on circle O. Connect AC, BC, CD, and OD respectively. If angle DOB = 140.0, then angle ACD = ()
Choices:
A:20°
B:30°
C:40°
D:.70°A70° | A |
|
As shown in the figure, If angle DOB = 140.0, then angle ACD = ()
Choices:
A:20°
B:30°
C:40°
D:.70°A70° | A |
|
As shown in the figure, If angle DOB = 140.0, then angle ACD = ()
Choices:
A:20°
B:30°
C:40°
D:.70°A70° | A |
|
As shown in the figure, then angle ACD = ()
Choices:
A:20°
B:30°
C:40°
D:.70°A70° | A |
|
Please answer the question shown in the image | A |
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