Geometry Chapter 8 Review

Use inverse trig ratios (SOH CAH TOA) to solve for the missing angle

• 33°

• 49°

• 39°

• 41°

Find x.

• 10

• 10√3

• 10√2

• 20

Find a.

• 12

• 24

• 24√3

• 16

Use the 45-45-90 theorem to solve for the hypotenuse.

• 16

• 8

• 8√2

• √16

 FInd tanX

• 32/40

• 40/24

• 32/24

• 24/32

Find the length of side w.

• 21.4 cm

• 18.0 cm

• 36.5 cm

• 43.6 cm

A yacht is anchored 90 feet offshore from the base of a lighthouse.  The angle of elevation from the boat to the top of the lighthouse is 26 degrees.  The distance between the yacht and the top of the lighthouse is about 100 feet.  Which of these is nearest to the height of the lighthouse? 

• 25 feet

• 45 feet 

• 110 feet 

• 135 feet 

Solve for the missing angle.

• 50.5 degrees

• 12.7 degrees

• 36.9 degrees

• 72.2 degrees

What is the longest side of a right triangle called?

• Leg A

• Leg B

• Hypotenuse

• Pythagoras' Big Buddy

_{^{Find the missing side}}

• 36

• 76.8

• 12

• 40