Question

Find the value of the fourth angle in each quadrilateral.
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Answer 1

The 4th angle in the quadrilateral is,

360° - (100°+110°+90°)

=360° - 300°

=60°

Answer 2

Step-by-step explanation:

Sum of angle of a quadrilateral is 360°

110°+100°+90°+x=360

300°+x=360°

x=360°-300°

x=60°

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