Solving Triangles Using Trig

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

• 9.4

• 55.2

• 20.15

• 19.4

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

• 32°

• 44°

• 61°

• 50°

Find the measure of the angle.  Round to the nearest tenth. 

• 30.8

• 32.1

• 34.3

• 36.9

Find the missing side length. Round to the nearest tenth.

type in just the number

Mathematical Equivalence

ON

Solve the right triangle.

Round all answers to the nearest whole number.

• 48

• 11

• 16

Find the missing side length. Round to the nearest tenth.

type in just the number

Mathematical Equivalence

ON

What method should be used to solve this triangle?

• Pythagorean Theorem

• Triangle Sum Theorem

• Trigonometry

Solve the right triangle. Round all answers to the nearest whole number.

• 13

• 72

• 18

Find the value of x rounded to the nearest tenth.

Mathematical Equivalence

ON