Geometry 1B Final Exam

What is the ratio for Tangent?

What is the ratio for Sine?

What is the ratio for Cosine?

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

Opposite = ?

Hypotenuse = 4

Which trig ratio uses these two sides?

• sine

• cosine

• tangent

• cotangent

If you are given the hypotenuse and an adjacent side, which trig function should you use?

• sine
• cosine
• tangent
• cotangent

When using a calculator to find a side of a right triangle, it should be set to ___________mode.

• Radian

• Degree

_{^{Find the missing side}}

• 29.2
• 20
• 400
• 10

Find cos C

• 30 / 34
• 16 / 34
• 30 / 16
• 16 / 30

Which trig function would you use to solve for x?