Question

WU
ZS = 3 x 52°-7° =156° -7° =149. Chen
Exercise 15.1
1. Two angles of a quadrilateral are 70° and 130° and the other two
angles are equal. Find the measure of these two angles.​

Answer 1

Answer:

we know that sum of angles of quadrilateral is equal to 360 degree.

Explanation:

let let let one of the two equal angles be x.

angle sum property of quadrilateral=

70°+130°+x+x=360°

200+2x=360

2x=360°-200

x=160÷2

x=80°

hope it will help you