Trigonometry Basics

 $\cos\theta=$  

•  $\frac{opposite}{hypotenuse}$  

•  $\frac{hypotenuse}{adjacent}$  

•  $\frac{adjacent}{hypotenuse}$  

•  $\frac{opposite}{adjacent}$  

Tags

CCSS.HSG.SRT.C.6

 $\tan\theta=$  

•  $\frac{opposite}{hypotenuse}$  

•  $\frac{hypotenuse}{adjacent}$  

•  $\frac{adjacent}{opposite}$  

•  $\frac{opposite}{adjacent}$  

Tags

CCSS.HSG.SRT.C.6

 $\sin\theta=$  

•  $\frac{opposite}{hypotenuse}$  

•  $\frac{hypotenuse}{opposite}$  

•  $\frac{adjacent}{hypotenuse}$  

•  $\frac{opposite}{adjacent}$  

Tags

CCSS.HSG.SRT.C.6

What is tan 45⁰?

• 1
• 2
• 0.5
• 0.75

What is cos 47⁰ ?

• 0.73
• 0.28
• 0.68
• answer not shown

Tags

CCSS.HSG.SRT.C.6

What is the length of the hypotenuse?

• 16
• 30
• 34

Tags

CCSS.8.G.B.7

What is the length of the side opposite ∠X?

• 16
• 30
• 34

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

What is the length of the side adjacent to ∠Z?

• 16
• 30
• 34

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Which trigonometric ratio should you use?

• Tangent Ratio

• Sine Ratio

• Cosine Ratio

• Any ratio

Tags

CCSS.HSG.SRT.C.6

Which trigonometric ratio should you use?

• Tangent Ratio

• Sine Ratio

• Cosine Ratio

• Any ratio

Tags

CCSS.HSG.SRT.C.6