NBT - National Benchmark Mathematics: Geometry and Trigonometry Questions and Answers 2

Question 1

In triangle ABC, angle A = 35° and angle B = 85°. What is the size of angle C?

Accepted Answer

60°

Answer

55°

Answer

65°

Answer

70°

Question 2

A right-angled triangle has a hypotenuse of 13 cm and one leg of 5 cm. What is the length of the other leg?

Accepted Answer

12 cm

Answer

8 cm

Answer

10 cm

Answer

11 cm

Question 3

What is the area of a circle with radius 7 cm? (Use π ≈ 22/7)

Accepted Answer

154 cm²

Answer

144 cm²

Answer

132 cm²

Answer

176 cm²

Question 4

If sin θ = 3/5, what is the value of cos θ for 0° < θ < 90°?

Accepted Answer

4/5

Answer

3/4

Answer

5/3

Answer

1/5

Question 5

A rectangle has length 12 cm and width 8 cm. What is the length of its diagonal?

Accepted Answer

4√(13) cm

Answer

√(208) cm

Answer

√(208) cm

Answer

√(208) cm

Question 6

Two parallel lines are cut by a transversal. One co-interior (same-side interior) angle measures 65°. What does the other co-interior angle measure?

Accepted Answer

115°

Answer

65°

Answer

125°

Answer

180°