Finding Missing Sides and Angles in Right Triangles

Find the measure of the angle.  Round to the nearest tenth. 

• 30.8

• 32.1

• 34.3

• 36.9

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CCSS.HSG.SRT.C.8

Use inverse trig ratios (SOH CAH TOA) to solve for the missing angle

• 49°

• 57°

• 45°

• 54°

Tags

CCSS.HSG.SRT.C.8

Find the missing angle

• 15

• 37

• 66

• 72

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CCSS.HSG.SRT.C.8

What is the correct equation to solve for x ?

• tan (58) = x/11

• tan (58) = 11/x

• cos (58) = x/11

• sin (58) = x/11

Tags

CCSS.HSG.SRT.C.6

What is the correct equation to solve for x?

• tan (45) = x/13

• cos (45) = x/13

• sin (45) = 13/x

• sin (45) = x/13

Tags

CCSS.HSG.SRT.C.6

From ∠C, what side is AB?

• Adjacent

• Hypotenuse

• Opposite

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CCSS.HSG.SRT.C.6

Which is the ratio of the opposite leg to the hypotenuse in a right triangle?

• sine

• cosine

• tangent

• secant

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CCSS.HSG.SRT.C.6

Find the tan A.

• 3/4

• 4/5

• 4/3

• 3/5

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CCSS.HSG.SRT.C.6

Find the ratio for sinA. (Reduce the fraction)

• 36/27

• 4/5

• 36/45

• 3/5

Tags

CCSS.HSG.SRT.C.6

What would you use to solve for a?

• sin

• cos

• tan

• Pythagorean theorem

Tags

CCSS.HSG.SRT.C.6