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What is this???): pls help

What is this???): pls help-example-1
User Sjoerd
by
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1 Answer

2 votes

Answer:

sin D= 12/15

sin E= 9/15

cos D=9/15

Explanation:

Use SOH CAH TOA

Sine= opposite/hypotenuse

Cosine= adjacent/hypotenuse

Tangent= opposite/adjacent

User Stefan L
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