act 22 review- soh cah toa

Find cosA (hint reduce!)

• 15/8

• 15/17

• 17/15

• 8/17

FInd tanX (hint reduce!)

• 4/5

• 5/3

• 4/3

• 3/4

Find sinA (hint reduce!)

• 4/5

• 4/3

• 3/5

• 3/4

We can use SOH-CAH-TOA for...

• Any triangle ever
• Non-right triangles only
• Right Triangles only
• Never

Tags

CCSS.HSG.SRT.C.7

What is the ratio for cosine?

• H/A
• O/A
• A/H
• A/O

Tags

CCSS.HSG.SRT.C.6

What is the ratio for sine?

• O/H
• H/A
• H/O
• O/A

Tags

CCSS.HSG.SRT.C.6

What is the ratio for tangent?

• O/A
• A/O
• A/H
• O/H

Tags

CCSS.HSG.SRT.C.6

Find sinC (hint reduce!)

• 3/5

• 4/3

• 5/4

• 4/5

Which Trig function do you use?

• Sine
• Cosine
• Tangent

Tags

CCSS.HSG.SRT.C.6

Set up the problem.

• sin(47) = x/28
• cos(47) = x/28
• tan(47) = x/28
• cos(47) = 28/x

Tags

CCSS.HSG.SRT.C.6