Sine and Cosine Relationships

cos 240^o =​ ​ (a)  

• 1/2

• -1/2

• 0

• 1

• -1

Tags

CCSS.HSF.TF.A.2

Explain what is meant by the sine of an angle in a right triangle!

Tags

CCSS.HSF.TF.A.2

Use the sine, cosine, or tangent ratio to solve for x.

• 6.9

• 17.6

• 13.0

• 20.8

Tags

CCSS.HSG.SRT.C.8

Use special angle relationships to solve for x.

• 8

Tags

CCSS.HSG.SRT.C.8

Use special angle relationships to solve for x.

• 3

Tags

CCSS.HSG.SRT.C.8

Was is the sin of angle A as a simplified fraction?

Tags

CCSS.HSG.SRT.C.6

Was is the cos of angle A as a decimal?

• 0.8

• 0.6

• 0.75

• 1.33

Tags

CCSS.HSG.SRT.C.6

Was is the cos of angle C as a decimal?

• 0.6

• 0.75

• 0.8

• 1.33

Tags

CCSS.HSG.SRT.C.6

Use the sine, cosine, or tangent ratio to solve for x.

• 6.5

• 12.1

• 34.7

• 4.9

Tags

CCSS.HSG.SRT.C.8

Use the sine, cosine, or tangent ratio to solve for x.

• 8.5

• 18.1

• 34.1

• 7.5

Tags

CCSS.HSG.SRT.C.8