Question

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Answer 1

The value of x is 90 degrees

Answer 2

Answer:

$20 + 40 + x = 180 \: \: \: \: \: \: \\ 60 + x = 180 \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \\ x = 180 - 60 \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \\ x = 120 \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \:$

Step-by-step explanation:

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