the three angles of a quadrilateral are 76 54 degree and 108 degree find the measure of the fourth angle
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Answered by
108
We know that sum of angles of a quadrilateral is 360°.
Fourth angle=360-(76+54+108)
=360-238
=122°
Fourth angle=360-(76+54+108)
=360-238
=122°
Answered by
55
Let the 4th angle be x
Sum of all angles in quadrilateral=360°
Angle1+Angle2+Angle3+Angle4=360°
76+54+108+x=360°
238+x=360°
X. = 360°-238= 122°
Sum of all angles in quadrilateral=360°
Angle1+Angle2+Angle3+Angle4=360°
76+54+108+x=360°
238+x=360°
X. = 360°-238= 122°
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