Answer:
Step-by-step explanation:
∠DEF = x
∠ABC = 2*x = 2x
∠DEF + ∠ABC = 90 {as they are complementary}
x +2x = 90
3x = 90
x = 90/3
x = 30
I’m pretty sure the answer is 6, please correct me if I am wrong.
m=7/4