Question

In this figure, ∠1 and ∠2 are located on a line.

Let m∠1=x° and m∠2=(45x)°.

What is the value of x?

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Answer 1

Your answer would be 100

Explanation:

4/5 of 100 is 80, 100 and 80 add up to 180, which makes it a supplementary angle, we know it is a supplementary angle because the figure has a line, so x = 100