Pls help question is on picture

Phylliida asked Jan 8, 2022

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Phylliida asked Jan 8, 2022

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17 votes

Answer:

We know that a triangle has angles that equal to 180°

$45 + x + 77 + x + 72 = 180 \\ 194 + 2x = 180 \\ 2x = 180 - 194 \\ 2x = - 14 \\ x = - 7$

A= x+72

=-7+72

=65°

AllJs answered Jan 14, 2022

by AllJs

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