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In ΔCDE, the measure of ∠E=90°, DC = 89, CE = 39, and ED = 80. What is the value of the sine of ∠D to the nearest hundredth?
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In ΔCDE, the measure of ∠E=90°, DC = 89, CE = 39, and ED = 80. What is the value of the sine of ∠D to the nearest hundredth?

User Schabluk
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1 Answer

7 votes

9514 1404 393

Answer:

sin(D) ≈ 0.44

Explanation:

The mnemonic SOH CAH TOA is intended to remind you ...

Sin = Opposite/Hypotenuse

sin(D) = CE/DC

sin(D) = 39/89

sin(D) ≈ 0.44

In ΔCDE, the measure of ∠E=90°, DC = 89, CE = 39, and ED = 80. What is the value of-example-1
User Brian Sutherland
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