Trigonometry Basics

The ratio of (adjacent / hypotenuse) in a right triangle 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.

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

Tags

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 adjacent side to <E?

• 4

• 3

• 5

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

What is the ratio for Tangent

• Opp/Adj

• Adj/Opp

• Opp/Hyp

• Hyp/Opp

Tags

CCSS.HSG.SRT.C.6

Evaluate the trigonometric functions using your plate.

• 0

• undefined

• 1

• -1

• -√3

Tags

CCSS.HSF.TF.A.2

Evaluate the trigonometric functions using your plate.

• $-\frac{1}{2}$

• $\frac{1}{2}$

• $-\frac{\sqrt{3}}{2}$

• $\frac{\sqrt{3}}{2}$

• $-\frac{\sqrt{2}}{2}$

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Evaluate the trigonometric functions using your plate.

• 0

• 1

• -1

• undefined

• $-\frac{1}{2}$

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

Evaluate the trigonometric functions using your plate.

• $\frac{\sqrt{3}}{2}$

• $\frac{1}{2}$

• $-\frac{1}{2}$

• $-\frac{\sqrt{3}}{2}$

• $\frac{\sqrt{2}}{2}$

Tags

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

CCSS.HSF.TF.A.4

What is the ratio for Tangent

• Cos/Sin

• -Cos/sin

• Sin/Cos

• -Sin/Cos

Tags

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.9

CCSS.HSG.SRT.C.6