Angles of Rotation

What is the radius for the given circle?
 $x^2+y^2=36$  

• 36

• 6

• 8

• 3

Tags

CCSS.HSG.GPE.A.1

What is the radius for the given circle?
 $x^2+y^2=9$  

• 9

• 6

• 3

• 81

Tags

CCSS.HSG.GPE.A.1

What is the radius for the given circle?
 $x^2+y^2=17$  

• 17

• 7

• 289

•  $\sqrt{17}$  

Tags

CCSS.HSG.GPE.A.1

What is the ratio for sine at the given angle?

•  $\sin\theta=\frac{x}{r}$  

•  $\sin\theta=\frac{y}{r}$  

•  $\sin\theta=\frac{y}{x}$  

•  $\sin\theta=\frac{r}{y}$  

Tags

CCSS.HSG.SRT.C.6

What is the ratio for cosine at the given angle?

•  $\cos\theta=\frac{x}{r}$  

•  $\cos\theta=\frac{y}{r}$  

•  $\cos\theta=\frac{y}{x}$  

•  $\cos\theta=\frac{r}{y}$  

Tags

CCSS.HSG.SRT.C.6

Determine the sine value of the given angle

• $\frac{3}{4}$

• $5$

• $\frac{3}{5}$

• $\frac{4}{5}$

Tags

CCSS.HSG.SRT.C.6

Determine the cosine value of the given angle

• $\frac{3}{4}$

• $5$

• $\frac{3}{5}$

• $\frac{4}{5}$

Tags

CCSS.HSG.SRT.C.8

How many degrees is  $\theta$  ?

• 0.927

• 53.13

• 126.87

• 46.32

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

CCSS.HSG.C.B.5

Determine the sine value of the given angle

• $\frac{15}{17}$

• $-\frac{8}{17}$

• $\frac{15}{-8}$

• $\frac{15}{12}$

Tags

CCSS.HSF.TF.A.2

Determine the cosine value of the given angle

• $\frac{15}{17}$

• $-\frac{8}{17}$

• $\frac{15}{-8}$

• $\frac{15}{12}$

Tags

CCSS.HSF.TF.A.2