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How do I solve for D

How do I solve for D-example-1
User Bbalchev
by
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1 Answer

11 votes

Answer:

d = 33

Explanation:

cos(ACB) = AC/BC

cos(30°) = 9/BC

BC = 63

AB² + AC² = BC²

d² + 9² = (63)²

d = 33

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User Thom Lane
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