Question

in the quadrilateral ABCD.angle A = 115, angle B=84", angle C = 56". Find the measure of angle D.​

Answer 1

Hola‼..........❤✌

Given:

In quad. ABCD we have,

A=115°,B=84° and C=56°.

To find: D

Sol: In quad, ABCD.

A+B+C+D=360°(As sum of all

angles of a

quad is 360°)

=>115°+84°+56°+D=360°

=>255°+D=360°

=>D=360°-255°

=>D=105°

Hope it’s helpful........ ☺