Question

The angles of a quadrilateral are in the following
ratios. Find the measure of each angle.
b) 7:8:9:12​

Answer 1

Answer:

70°, 80°,90°, 120°

Step-by-step explanation:

let the angles be 7X, 8X, 9X, 12X

then sum of all angles in a quadrilateral is 360°

36X = 360°

X = 10°