Right Triangle Trigonometry

Question 1

Which equation can be used to find B in the triangle below?

Revolt · Accepted Answer

Tangent B = eight-sixths

Question 2

In the triangle below, represents which ratio?

Revolt · Accepted Answer

sinC

Question 3

The height of an equilateral triangle is . What is the perimeter of the equilateral triangle?

Revolt · Accepted Answer

24 units

Question 4

In the right triangle below, tanA = 0.45. What is the approximate length of AB?

Revolt · Accepted Answer

22 units

Question 5

In the triangle below, which is equivalent to sinA?

Revolt · Accepted Answer

cosC

Question 6

What is the reciprocal of tanB in the triangle below?

Revolt · Accepted Answer

tanA

Question 7

What is the approximate degree measure of angle A in the triangle below?

Revolt · Accepted Answer

37.9

Question 8

The hypotenuse of an isosceles triangles measures 10 inches long. What is the length of one leg of the triangle?

Revolt · Accepted Answer

StartFraction 10 Over StartRoot 2 EndRoot EndFraction

Question 9

What is the measure of angle B in the figure below?

Revolt · Accepted Answer

45°

Question 10

One leg of a right triangle measures 6 inches. The remaining leg measures inches. What is the measure of the angle opposite the leg that is 6 inches long?

Revolt · Accepted Answer

30°

Right Triangle Trigonometry Answers

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