Question

One of the exterien angles of a triangle is 80°0
ratio of 3.5. find the angles of briangles
apparat angle
and the interier
in the
8
B​

Answer 1

Answer:

The answer is 40°

Step-by-step explanation:

.......

Answer 2

Answer:

84

Step-by-step explanation:

let the given ratio  3x, 5x, 7x

3x+5x+7x=180

15x=180

x=180/15

x=12

3x=36

5x=60

7x= 84