Question

The opposite angles of a quadrilateral are supplementary to each other if the difference between the pairs of opposite angles is 40°and20°find the measure of the angles of the quadrilateral

Answer 1

Answer:

110° 70° and 100° and 80°

Step-by-step explanation:

let x and y be first pair of supplementary angles

where let x greqter than y

tha x- y= 40

and x + y = 180

solve these two equations and get ans

likewise for another pair also....form such equation s

Hope this helps you...