Finding a Missing Side of a Right Triangle Using Sin Cos Tan

So we should have found;

opposite side = ?

hypotenuse = 4

(remember...related to the 70^o angle!!!) Which trig ratio uses these two sides?

• sine (sin)

• cosine (cos)

• tangent (tan)

• None of these

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CCSS.HSG.SRT.C.6

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CCSS.HSG.SRT.C.8

Choose the correct set up to find the length of the side x.

• None of these are correct

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CCSS.HSG.SRT.C.6

Find the value of x.

• 8.43

• 11.18

• 10.55 

• None of these are correct

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CCSS.HSG.SRT.C.8

The correct ratio to solve for "x" is (a)  

• sin 28 = x/14

• cos 28 = x/14

• tan 28 = x/14

• tan 28 = 14/x

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CCSS.HSG.SRT.C.6

Use the Trig Toolkit to find the value of x in the given diagram. Click and drag your answer into the blank space below.

The value of x is (a)   .

• 21

• 33

• 12

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CCSS.HSG.SRT.C.8

Find the measurement of the missing side indicated

• 4.39

• 3.21

• 2.19

• 2.05

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CCSS.HSG.SRT.C.8

What is the value of y?

Mathematical Equivalence

ON

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CCSS.HSG.SRT.C.8

Find x round to the nearest tenth.

Mathematical Equivalence

ON

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CCSS.HSG.SRT.C.8

What is the correct set up for the problem to solve for side w?

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CCSS.HSG.SRT.C.6