Question

Thank neeed help thanks

Answer 1

72 degrees

Explanation:

hi! the total angle measure of a triangle is 180 degrees. so, all three angle measures must add up to 180.

6x+6x+8x=180

20x=180

x=9

now, plug in x=9 for angle ABC.

8(9)= 72

m<ABC= 72 degrees

Answer 2

288 is your answer hope this helps