Basic Trigonometry Identify Sides

Which is the ratio of the opposite leg to the hypotenuse in a right triangle?

• sine

• cosine

• tangent

• secant

Tags

CCSS.HSG.SRT.C.6

Solve for x. Round to the nearest tenth.

• 9.8

• 0.1

• 0.038

• 9.9

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

If you are given the two sides that are not the hypotenuse, which trig function should you use?

• sine

• cosine

• tangent

• cotangent

Tags

CCSS.HSG.SRT.C.6

sin 30 degrees =

• 1/2

• √3/2

• 0

• 1

Tags

CCSS.HSG.SRT.C.7

What is the exact value of sin 210°

• -1/2

• -√3/2

• 1/2

• √3/2

Tags

CCSS.HSF.TF.A.2

What the coordinates of 270° on the unit circle?

• 0, 1

• 1, 0

• -1, 0

• 0, -1

Tags

CCSS.HSF.TF.A.2

What is the length of the adjacent side?

• 8

• 15

• 17

Tags

CCSS.HSG.SRT.C.8

What is the length of the opposite side?

• 8

• 15

• 17

Tags

CCSS.HSG.SRT.C.8

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

• RIGHTANG

• SOHCAHTOA

• SHOCHATOA

Tags

CCSS.HSG.SRT.C.7

What does SOH stand for

• hypotenuse over opposite

• adjacent over opposite
  opposite over adjacent

• opposite over hypotenuse

• adjacent over adjacent

Tags

CCSS.HSG.SRT.C.6