Question

The measures of four angles of a quadrilateral are (2x + 10)°, (3x + 15)°,

(4x – 30)° and (2x – 20)° respectively; then find the measure of the smallest

exterior angle of it.

(1) 60° (2) 120°

(3) 100° (4) 80°​

Answer 1

Answer:

x =335 /11 put value of x in all and in which smallest angle come it's the answer