Finding Missing Sides and Angles Using Trig

What is the length of side x?

• 6.57 cm

• 7 cm

• 7.44 cm

• 26.33 cm

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CCSS.HSG.SRT.C.8

What is the value of x?

• 960

• 30.98

• 43.91

• 14.24

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CCSS.8.G.B.7

What is the value of x?

• 17.30

• 11.33

• 0.06

• 23.82

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CCSS.HSG.SRT.C.8

What is the value of x?

• 9.17

• 98.13

• 0.11

• 26.69

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CCSS.HSG.SRT.C.8

Choose the correct ratio.

• sin(37)=x/14

• cos(37)=x/14

• tan(37)=x/14

• sin(37)=14/x

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CCSS.HSG.SRT.C.6

If you are given the opposite side and hypotenuse, which trig function should you use?

• sine

• cosine

• tangent

• cotangent

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CCSS.HSG.SRT.C.6

Find the length of the missing side. Round your answer to the nearest 10th.

Mathematical Equivalence

OFF

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CCSS.HSG.SRT.C.8

A skateboarding ramp is 12 inches high and rises at an angle of 17°. How long is the base of the ramp to the nearest tenth?

(a)  

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CCSS.HSG.SRT.C.8

What can you find with trig ratios (sin, cos, tan)?

• Missing sides

• missing angles

• area of a triangle

• missing sides, angles and area of a triangle

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CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

If you are given the hypotenuse and an adjacent side, which trig function should you use?

• sine

• cosine

• tangent

• cotangent

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CCSS.HSG.SRT.C.6