Find Trig Ratios for Any Angle

What can you find with trig ratios?

• Missing sides

• missing angles

• area of a triangle

• missing sides and angles

What is the ratio for tangent?

• O/A

• A/O

• A/H

• O/H

What is the length of the adjacent side?

• 8

• 15

• 17

What is the length of the opposite side?

• 8

• 15

• 17

Which is the correct ratio you would use to solve for "x"?

• sin 28 = x/14

• cos 28 = x/14

• tan 28 = x/14

• tan 28 = 14/x

What is the acronym to help you remember the ratios to use in trigonometry?

• RIGHTANG

• SOHCAHTOA

• SHOCHATOA

• SAHCOHTOA

Choose the correct ratio you could use to solve for "x".

• sin(37)=x/14

• cos(37)=x/14

• tan(37)=x/14

• sin(37)=14/x

Which trig function would you use to solve this problem for "x"?

• Sine

• Cosine

• Tangent

• Pythagorean Theorem

Find the length of side AB.

• 20 m

• 5 m

• 11.54 m

• 8.66 m

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

• 49°

• 57°

• 45°

• 54°