The ratio of cos theta — task. Mathematics State Board, Class 9.

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Find sin,cos.png

If

$x$

$=$ 77 and

$y$

$=$ 85 then find the value of the following:

The ratio of

$\cos \theta$ is.

$\frac{85}{36}$
$\frac{36}{77}$
$\frac{77}{85}$
$\frac{36}{85}$

$1$

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