Question

three angle of a quadrilateral are in the ratio of 3:5:8. the mean of these angle is 80. find the all four angels of the quadrilateral ​

Answer 1

Answer:

3x + 5x + 8x = 3 X 80

16x = 240

X = 15

therefor

3x = 45

5x = 75

8x = 120

and remaining angle =120