if three angles of a quadrilateral are 68 degree 75 degree and 108 degree find the fourth angle
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fourth angle =360-68+75+108=360-251=109
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sum of all the angles of a quadrilateral=360°
take the fourth angle as x°
Thus, 68°+75°+108°+x°=360°
251°+x°=360°
x°=360°-251°
_x°=109°_
therefore the measure of the fourth angle is 109°
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take the fourth angle as x°
Thus, 68°+75°+108°+x°=360°
251°+x°=360°
x°=360°-251°
_x°=109°_
therefore the measure of the fourth angle is 109°
#hopeithelps
pls mark as brainliest
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