Question

Three angles of a quadrilateral are 100° respectively find the measure of fourth angle.

Answer 1

Answer:

we know that

∠A+∠B+∠C+∠D=360

∠A+∠B+∠C=100(Given)

∠D=360-100

∠D=260°

MARK THIS AS THE BRAINLIEST ANSWER

Answer 2

heres the answer....the question is easy