Unit 5 Review!

Pythag. Thm.

100

The Pythagorean Theorem is:

a²+b²=c²

200

What should you label the hypotenuse when using the Pythagorean theorem? 

C

300

If a right triangle has a leg that is 6 inches long and a leg that is 8 inches long, how long is the hypotenuse? 

10 inches

400

If a 6ft ladder is placed 3 ft away from a wall, how far up the wall does it reach? 

5.2 ft

500

A TV has a diagonal length of 75" and width of 60". How tall is the TV?   

45"

Trig Ratios

100

What is the ratio for sin? 

O/H

200

What is the ratio for tan? 

O/A

300

What is the ratio for sec?

H/A

400

What do we label the leg that touches the reference angle?

Adjacent 

500

What is the ratio for cot? 

A/O

Right Triangle Trig

100

What should you use to find a a missing side of a right triangle if you are given an angle and a side?

Trig ratios 

200

What should you use to find a missing angle of a right triangle if you are given two sides of the triangle?

inverse trig

300

JEOPARDY PROBLEM #1 

6.7

400

JEOPARDY PROBLEM #2

23

500

JEAPARDY PROBLEM #3

77

Trig Identities

100

What is the inverse of cos(x)?

sec(x)

200

what is the inverse of sin(x)

csc(x)

300

Put cot(x) in terms of sin and cosine using a quotient identity 

cos(x)/sin(x)

400

What is the king function (the main Pythagorean identity)?

sin²x+cos²x=1

500

What is sec²x equal to?

tan²x+1

Simplifying Trig

100

Fully simplify  sin(x)cot(x)

cos(x)

200

Fully simplify cos²(x)tan²(x)csc(x)

sin(x)

300

Fully simplify tan(x)/sec(x)

sin(x)

400

Fully simplify sin²xsec²x+1

sec²x

500

Fully simplify (1-cos²x)(1+cot²x)

1