Find Missing Side Using Trig

Find x.

• 4√ 3

• 2√ 3

• 4

• 3

Find SinA

• D

• F

• H

• E

Find CosA

• E

• U

• I

• R

Which is the correct set up to solve for x?

• sin 72 = 6 / x

• cos 72 = 6 / x

• tan 72 = 6 / x

• cos 72 = x / 6

Choose the correct set-up to solve for x.

Using the equation already set up, solve for x. Round to the nearest tenth.

• 103.5

• 4.7

• 55.0

• 23.4

Using the equation already set up, solve for x. Round to the nearest tenth.

• 9.8

• 0.1

• 0.038

• 9.9

• 27.1
• 74.8
• 35.9
• 56.3

Find the length of the missing side x...
Round your answer to 1 decimal place.

• 15.1 cm

• 15.2 cm

• 10.1 cm

• 10.2 cm

Find the length of the missing side x...

Round your answer to 1 decimal place.

• 3.5 cm

• 7.6 cm

• 2.9 cm

• 6.9 cm