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22-03-2022
Mathematics

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How do I solve for D

How do I solve for D class=

Respuesta :

Snowzium02 Snowzium02

23-03-2022

Answer:

d = 3√3

Step-by-step explanation:

cos(ACB) = AC/BC

cos(30°) = 9/BC

BC = 6√3

AB² + AC² = BC²

d² + 9² = (6√3)²

d = 3√3

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