"Triangles" Review

• y²z¹⁰√xy
• 20yz√xy
• xy²z¹⁰√y
• yz⁶√xy²z²

Simplify

√45n³

• 3n√5n
• 4n√8
• 4n√-8
• 10√n

Simplify. 4√10 (3√6)

• 12√60

• 24√15

• 12√15

• 3√15

Find the value of y.

• 8
• 4

Find the value of y.

• 9

Find the length of side y.

• 22.32 cm
• 36.5 cm
• 76.34 cm
• 87.76 cm

Find the length of side x.

• 46.1
• 4.90
• 16.4
• 26.9

What is the correct ratio to solve for w?

• sin 40 = w/28

• cos 40 = w/28

• tan 40 = w/28

• sin 40 = 28/w

A ramp is being built next to a 4-inch high sidewalk. The ramps angle of inclination is 10 degrees.  Estimate the length of the ramp to the nearest tenth of an inch. 

• 4.1 inches
• 3.9 inches
• 22.7 inches 
• 0.7 inches 

Sam views a deer from a height of 45 feet. The horizontal distance between the tourist and the deer is 130 feet. At what angle (x) should the tourist hold his camera to photograph the deer? Round your answer to the nearest degree.

• 19^o

• 45^o

• 71^o

• 138^o