Basic Trigonometry

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

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

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

The ratio in a right triangle of adjacent to hypotenuse is _____

• sine
• cosine
• tangent
• inverse cosine

Tags

CCSS.HSF.TF.A.3

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Choose the correct ratio.

• A
• B
• C
• D

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Choose the correct ratio.

• sin(37)=x/14
• cos(37)=x/14
• tan(37)=x/14
• sin(37)=14/x

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Solve for x.

• 24.20
• 4.92
• 290.4
• 29.75

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

CCSS.HSG.SRT.C.6

What is the opposite side to <D?

• EF
• DF
• DE

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.SRT.C.8

What is the opposite side to <E?

• EF
• DF
• DE

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.CO.C.10

What is the adjacent side to <D?

• EF
• DF
• DE

Tags

CCSS.HSG.CO.A.1

What is the adjacent side to <E?

• EF
• DF
• DE

Tags

CCSS.HSG.CO.A.1

What is the ratio of Sin <D?

• sin<D = 4/5 = .8
• sin<D = 3/5=.6
• sin<D = 5/4 =1.25 
• sin <D = 5/3 = 1.7

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8