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Finding Measures?

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Feb 19, 2018

C) $∠ C = 20^{\circ}$ $angle C = 20^@$

Explanation:

Let $∠ C = x$ $angle C = x$

According to angle sum property, sum of all interior angles of a triangle = $180^{\circ}$ $180 ^@$

$therefore x +73^@ + 87^@ = 180^@$

$=> x = 180^@ - 73^@ - 87^@$

$=> x = 20^@$

$therefore angle C = 20^@$

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