Question

Two angles of a quadrilateral are 80o and 135o. If the other two angles are equal, find the
    other two angles.explain
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Answer 1

Answer:

the sum of all angles of a quadrilateral is 360 degree

let the other  angle bex

so , 80 +135 + x+x=360

215+2x=360

2x=360-215

2x=145

x=72.5

other two angles is 72.5

Step-by-step explanation:

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