shahedtarhuni shahedtarhuni

25-04-2021
Mathematics

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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 class=

Respuesta :

yinaanna0 yinaanna0

25-04-2021

Answer:

Root7/4

Step-by-step explanation:

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

CosX =adjacent/hypotenuse

Cos A=3root7/12=root7/4

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