Question

Please help For 50 points

Answer 1

m = 0.875

Explanation:

the 3 angles lie on a straight line and sum to 180° , that is

4m + 83 + 4m + 90 = 180

8m + 173 = 180 ( subtract 173 from both sides )

8m = 7 ( divide both sides by 8 )

m =
`(7)/(8)` = 0.875