Sine and Cosine Complements

What is the complement to: sin 20⁰ = ?

• cos 70⁰

• sin 70⁰

• cos 20⁰

• tan 20⁰

Tags

CCSS.HSG.SRT.C.7

What is the complement to: sin 1⁰ = ?

• cos 89⁰

• cos 1⁰

• sin 89⁰

• tan 1⁰

Tags

CCSS.HSG.SRT.C.7

What is the complement to: cos 40⁰ = ?

• sin 50⁰

• cos 50⁰

• tan 50⁰

• sin 40⁰

Tags

CCSS.HSG.SRT.C.7

If sin x = cos y, what must be true about x and y?

• x + y = 90⁰

• x = y 

• x = 2y

Tags

CCSS.HSG.SRT.C.7

Select all that apply: What is true in respect to the relationship of the sine and cosine of complementary angles? A and B are the acute angles of the right triangle. 

Tags

CCSS.HSG.SRT.C.7

sin 20⁰ = ?

• cos 70⁰

• sin 70⁰

• cos 20⁰

Tags

CCSS.HSG.SRT.C.7

cos 60⁰ = sin θ. What is θ ?

• 30⁰

• 60⁰

• 45⁰

Tags

CCSS.HSG.SRT.C.7

• sin Z

• cos Z

• tan Z

Tags

CCSS.HSG.SRT.C.6

• Cos (37)

• 12/15

• Sin (37)

• 15 * Sin(37)

Tags

CCSS.HSG.SRT.C.6

If sin x = cos x, what is the value of x?

• 45⁰

• 90⁰

• 30⁰

Tags

CCSS.HSF.TF.B.7