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45 votes
Help me out pls, i’m new to this whole hypotenuse thing

Help me out pls, i’m new to this whole hypotenuse thing-example-1
User Seth Nelson
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1 Answer

8 votes
8 votes

Answer:

x = 6.5

Explanation:

Reference angle = 54°

Length of Side opposite to 54° = x

Hypotenuse = 8 cm

Recall: SOHCAHTOA.

Apply SOH:

Sin 54 = Opp/Hyp

Sin 54 = x/8

x = 8*sin 54

x = 6.47213595 ≈ 6.5 cm (nearest tenth)

User Axel Heer
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3.0k points