Tow adjacent angle two adjacent angle of a of a parallelogram are congruent what is the measure of each?
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let the adjacent angles be x and y
also they are equal meaning that
x=y
if x=y , put the value of y as x
also sum of adjacent angle is 180 degree
therefore,
x+y =180
x+x =180
2x=180
x=180÷2
x=90
therefore, measure of each adjacent angle is 90degree
also they are equal meaning that
x=y
if x=y , put the value of y as x
also sum of adjacent angle is 180 degree
therefore,
x+y =180
x+x =180
2x=180
x=180÷2
x=90
therefore, measure of each adjacent angle is 90degree
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