Two angles of a quadrilateral are 120 deg- and 100 deg- - If the remaining two angles are equal- find the measure of each angle-

Dear Student, Remaining two angles are equal, so let equal angles be x deg;. Sum of all angles of quadrilateral = 360 deg; 100+120+x+x=360 2x=360 220 2x=140 ...

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Standard IX

Mathematics

Rectangle

Two angles of...

Question

Two angles of a quadrilateral are 120° and 100° . If the remaining two angles are equal, find the measure of each angle.

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Solution

Dear Student,
Remaining two angles are equal, so let equal angles be x°.
Sum of all angles of quadrilateral = 360°
100+120+x+x=360
2x=360-220
2x=140
x=70°.
Regards!

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Two angles of a quadrilateral are 120° and 100° . If the remaining two angles are equal, find the measure of each angle.

Dear Student, Remaining two angles are equal, so let equal angles be x°. Sum of all angles of quadrilateral = 360° 100+120+x+x=360 2x=360-220 2x=140 x=70°. Regards!

Dear Student,
Remaining two angles are equal, so let equal angles be x°.
Sum of all angles of quadrilateral = 360°
100+120+x+x=360
2x=360-220
2x=140
x=70°.
Regards!