Question

Angles of a quadrilateral are in the ratio 3:4:4:7. find all the angles.​

Answer 1

answer is 60°

80°

80°

140°

Answer 2

Answer:

Step-by-step explanation:

let be the angles 3x,4x,4x,7x

sum of all angles in quadrilateral is 360

3x+4x+4x+7x=360

18x=360

x=20

first angle=3x=3x20=60

second angle=4x=4x20=80

third angle =4x=4x20=80

fourth angle=7x=7x20=140