Unit 5 Review: Trig

Question 1

Hint: the cosine of an angle is what to the sin of its complement?

Accepted Answer

A

Question 2

What is Trigonometry used for?

Accepted Answer

To find missing sides and angles in a right triangle

Question 3

Select the correct ratio for Tan A

Accepted Answer

10/24

Question 4

Find the angle of depression

Accepted Answer

15o

Question 5

Find the height of the cell tower

Accepted Answer

86.6 ft

Question 6

Find the missing side length of the right triangle.

Accepted Answer

14.69

Question 7

Select the correct ration for Cos B

Accepted Answer

10/26

Question 8

What phrase is used to remember the trigonometry functions?

Accepted Answer

SOH-CAH-TOA

Question 9

Select the correct ratio for Tan B

Accepted Answer

24/10

Question 10

What is the correct set up to find the angle of elevation?

Accepted Answer

A

Question 11

Studied trigonometry and astronomy, he accurately predicted a solar eclipse in 1789. Also a civil rights advocate.

Accepted Answer

Benjamin Banneker

Question 12

Find the value of c in the given right triangle.

Accepted Answer

5

Questions 12