Sine and Cosine Ratios

Choose the correct equation that could be used to solve for x.

• cos (33) = x / 14

• sin (33) = x / 14

• cos (33) = 14 / x

• sin (33) = 14 / x

Tags

CCSS.HSG.SRT.C.6

Which trigonometric ratio is correct?

• sin A = opposite / adjacent

• cos A = opposite / hypotenuse

• tan A = opposite / adjacent

• sin A = adjacent / opposite

Tags

CCSS.HSG.SRT.C.6

From ∠C, what side is AB?

• Adjacent

• Hypotenuse

• Opposite

Tags

CCSS.HSG.SRT.C.6

cos X = ?

• ¹⁵/₁₇

• ⁸/₁₇

• ¹⁷/₈

• ¹⁵/₈

Tags

CCSS.HSG.SRT.C.6

Which ratio is correct?

• sin Z = 5 / 13

• tan Z = 12 / 5

• cos X = 13 / 12

• sin X = 5 / 13

Tags

CCSS.HSG.SRT.C.6

What is the ratio, in simplified form, for sin Z?

• 3/4

• 4/3

• 4/5

• 3/5

Tags

CCSS.HSG.SRT.C.6

Find cos(A) as a decimal rounded to 4 decimal places.

• 0.4706

• 1.875

• 0.8824

• 0.5333

Tags

CCSS.HSG.SRT.C.6

Choose the correct equation that would solve for x.

• sin (37) = x / 14

• cos (37) = x / 14

• tan (37) = x / 14

• sin (37) = 14 / x

Tags

CCSS.HSG.SRT.C.6

Which trig function would you use to solve for x?

• sine

• cosine

• tangent

Tags

CCSS.HSG.SRT.C.6

Using your calculator, find cos 25° to 4 decimal places.

• 0.9912

• 0.9063

• 0.4226

• 0.4663

Tags

CCSS.HSG.SRT.C.7