Question 11 of 44In ADEF, sin D = 36. What is cos E?

asked Feb 21, 2023 110k views

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by GBD

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We will have the following:

$\cos (E)=\frac{\sqrt[]{39^2-15^2}}{39}\Rightarrow\cos (E)=(36)/(39)$

We remember that:

$\cos (\alpha)=\frac{\text{adjacent side}}{hypotenuse}$

Willglynn answered Feb 26, 2023

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