Right Triangle

What is the correct ratio?

• sin 40 = w/28

• cos 40 = w/28

• tan 40 = w/28

• sin 40 = 28/w

Solve for x. Round to the nearest tenth.

• 103.5

• 4.7

• 55.0

• 23.4

What is the cosine of angle P?

• p/q

• q/r

• p/r

• r/q

Find x.

• 10

• √3

• 5

• 10√3

Find x.

• 4

• 2

• √3

• 2√2

What is the length of x?

• 4√2

• 4

• 8

• 4√3

What is the length of y?

• 8√2

• 4√2

• 4

• 8

Find the length of the missing side. 

• 17 cm

• 22 cm

• 15 cm

• 13 cm

Susan is flying a kite, which gets caught in the top of a tree.  Use the diagram to estimate the height of the tree. 

• 63 ft

• 65 ft

• 74 ft

• 87 ft

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