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Find the exact value of cos A in simplest radical form.
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Find the exact value of cos A in simplest radical form.

Find the exact value of cos A in simplest radical form.-example-1
User Vortura
by
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1 Answer

4 votes

Answer:

Root7/4

Explanation:

Root63=(7x9)^(1/2)=3root7

CosX =adjacent/hypotenuse

Cos A=3root7/12=root7/4

User Jessyca
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