Angles and Side Lengths in Right Triangles

Find the measurement of the missing side indicated

• 4.39

• 3.21

• 2.19

• 2.05

What equation can be used to solve for x?

• Sin(40°)= x/40 

• Sin(40º)=x/19

• Cos(40º)=x/19

• Tan(40°)=19/x

Find the measure of the missing angle.

• 64^o

• 26^o

• 61^o

• .008^o

Find the measure of the indicated angle (?) round to the nearest tenth.

• 9.4

• 55.2

• 20.15

• 19.4

Solve for x. Round to the nearest tenth.

• 40.7

• 44.6

• 48.8

• 8.9

Use the SINE formula to solve for x. The letter should be LOW so DIVIDE.

• 18.1

• 26

• 30.2

• 32.3

What is the length of the adjacent side?

• 8

• 15

• 17

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 

Use the Sine function to find x. Round to the nearest tenth.

• x = 16.5

• x = 15.7

• x = 39.9

• undefined

Use the SINE formula to solve for x. **The letter should be HIGH so MULTIPLY.

• 14.6

• 15

• 19.8

• 20.1