Question

The angle of a quadrilateral are 55 degree, 110degree and 72 degree find the measure of the fourth angle

Answer 1

Step-by-step explanation:

We know that the sum of all angles of a quadrilateral is 360°.

let the measure of the fourth angle be x°.

a/q

55°+110°+72°+x°=360°

237°+x°=360°

x°=360°-237°

x=123° Ans

I hope it will help you.