Quiz: Right Triangle Trig

Find the ratio for sinA. (Reduce the fraction)

• 36/27
• 4/5
• 36/45
• 3/5

Solve for x. Round to the nearest tenth.

• 103.5
• 4.7
• 55.0
• 23.4

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 

Find the length of side y.

• 22.32 cm

• 36.5 cm

• 76.34 cm

• 87.76 cm

What is the length of side x?

• 6.57 cm
• 7 cm
• 7.44 cm
• 26.33 cm

 Find cosC

• 16/34
• 16/30
• 30/34
• 34/16

What is the cosine of θ?

• 15/8
• 15/17
• 17/15
• 8/15

Choose the correct ratio.

• sin(37)=x/14
• cos(37)=x/14
• tan(37)=x/14
• sin(37)=14/x

What is the correct ratio?

• sin 40 = w/28
• cos 40 = w/28
• tan 40 = w/28
• sin 40 = 28/w