Triangle Sides
Triangle Angels
Missing Angles
Missing Angles 2
Cross Sections
Cross Sections 2
Cross Sections 3
1

13, 16, 3

Does it make a triangle?

No

1

100°, 25°, 55°

Does it make a triangle?

Yes

1

60°, 60°, x°

What is the missing angle?

60°

1

120°, 30°, x°

What is the missing angle?

30°

1

What is the vertical cross-section of the cube?

 


Square

1

What is the vertical cross section?

Triangle

1

What is the vertical cross-section?

Triangle

2

11, 11, 11

Does it make a triangle?

Yes

2

80°, 30°, 40°

Does it make a triangle?

No

2

36°, 98°, x°

What is the missing angle?

46°

2

36°, 98°, x°

What is the missing angle?

46°

2

What is the horizontal cross-section of the cube?

Square

2

What is the horizontal cross section of the square pyramid?

Square

2

What is the horizontal cross-section?

Triangle

3

3, 4, 5

Does it make a triangle?

Yes

3

45°, 45°, 90°

Does it make a triangle?

Yes

3

16.9°, 45.7°, x°

What is the missing angle?

117.4°

3

30°, 50°, x°

What is the missing angle?

100°

3

What is the horizontal cross section?


Rectangle

3

What is the vertical cross section?

Triangle
3

What is the horizontal cross-section of the cone?

Circle

4

6, 7, 16

Does it make a triangle?

No

4

60°, 60°, 60°

Does it make a triangle?

Yes

4

101.1°, 23.5°, x°

What is the missing angle?

55.4°

4

10°, 132°, x°

What is the missing angle?

38°

4

What is the vertical cross section?

Rectangle (or Square)
4

What is the horizontal cross-section of the rectangular pyramid?

Rectangle

4

What is the vertical cross-section of the cone?

Triangle

5

10, 16, 7

Does it make a triangle?

Yes

5

120°, 30°, 40°

Does it make a triangle?

No

5

30°, 89°, x°

What is the missing angle?

61°

5

50°, 35°, x°

What is the missing angle?

95°

5

What is the horizontal cross section?

Rectangle

5

What is the vertical cross-section of the rectangular pyramid?

Triangle

5

What is the vertical or horizontal cross-section of the sphere?

Circle