Identifying Reference, Opposite, Adjacent Trigonometry

What is the term for the side that is neither the hypotenuse nor the side opposite the reference angle in a right triangle?

• Opposite side

• Hypotenuse side

• Equal side

• Adjacent side

Tags

CCSS.HSG.SRT.C.6

What is the term for the side that is next to the reference angle in a right triangle?

• Opposite side

• Hypotenuse

• Diagonal side

• Adjacent side

Tags

CCSS.HSG.SRT.C.6

In a right triangle, which side is always the side next to the reference angle?

• Opposite side

• Diagonal side

• Adjacent side

• Hypotenuse

Tags

CCSS.HSG.SRT.C.6

In a right triangle, which side is opposite to the angle θ?

• Adjacent side

• Opposite side

• Hypotenuse

• None of the above

What is a common way to remember the definitions of the trig ratios?

• SAH COH TOA

• SOA COH TOA

• SOH CAH TOA

• ADJ OPP HYP

Tags

CCSS.HSG.SRT.C.6

What is the reference angle?

• 112

• 68

• 158

• 248

Find the reference angle in radians. Round to the nearest thousandths. \(\theta=1.7\)

Mathematical Equivalence

OFF

Tags

CCSS.HSF.TF.B.7

Tags

CCSS.HSF.TF.A.2

What is the reference angle?

• 163

• 73

• 27

• 107

Find the measure of the reference angle.

• 35.2

• 45.1

• 44.9

• 30

Tags

CCSS.HSG.SRT.C.8