OAR OAR Math Skills: Geometry 3

Question 1

A triangle has angles measuring 45° and 75°. What is the measure of the third angle?

Accepted Answer

60°

Answer

80°

Answer

120°

Answer

40°

Question 2

A cylinder has radius 3 cm and height 10 cm. What is its volume? (Use π ≈ 3.14)

Accepted Answer

282.6 cm³

Answer

94.2 cm³

Answer

565.2 cm³

Answer

188.4 cm³

Question 3

Which of the following best describes a rhombus?

Accepted Answer

A parallelogram with all four sides equal

Answer

A rectangle with all four angles equal

Answer

A trapezoid with one pair of equal sides

Answer

A quadrilateral with no parallel sides

Question 4

Point A is at (2, 3) and Point B is at (−2, 6). What is the distance AB?

Accepted Answer

5

Answer

7

Answer

√41

Answer

√7

Question 5

A square has a diagonal of 8√2 inches. What is the side length of the square?

Accepted Answer

8 in

Answer

4√2 in

Answer

16 in

Answer

4 in

Question 6

Two angles are vertical angles. One measures 3x + 10 degrees and the other measures 5x − 20 degrees. What is x?

Accepted Answer

15

Answer

20

Answer

10

Answer

25

Question 7

A rectangular room is 12 ft by 15 ft. If you want to place tiles that are each 1.5 ft × 1.5 ft, how many tiles do you need?

Accepted Answer

80

Answer

120

Answer

60

Answer

90