two angles of a quadrilateral are 72 degree and 56 degree respectively engineering two angles are in the ratio 3 is to 5 find the measurement of each of the answers
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let the common multiple be x
therefore the angles are 56,72,3x,5x
in a quadrilateral sum of measure of all the angle is 360°
72+56+3x+5x=360
128+8x=360
8x=360-128
8x=232
x=29
the remaining angle are 3x=3×29=87 and 5x=5×29=145
therefore the angles are 56,72,3x,5x
in a quadrilateral sum of measure of all the angle is 360°
72+56+3x+5x=360
128+8x=360
8x=360-128
8x=232
x=29
the remaining angle are 3x=3×29=87 and 5x=5×29=145
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