Question

#11 (Angles with Equations) In the figure below, 2POR is 180°.

700
What is the measure of ZSQT?
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121 PM

Answer 1

55

Explanation:

The three angles form a straight line, so they add to 180.

x + x + 70 = 180

Combine like terms

2x+70 =180

Subtract 70 from each side

2x+70-70 =180-70

2x= 110

Divide by 2

x = 55

SQT = x

So SQT = 55