Question

Please help, I'm so close to finishing all these.

Answer 1

d. 43°

Explanation:

KM is a bisector of ∠LKN, so ...

∠LKN = 2(∠4)

7q +2 = 2(4q -5)

12 = q . . . . . . . . . . . add 10-7q, simplify

Now, we can put 12 where q is in the expression for ∠4:

∠3 = ∠4 = 4·12 -5 = 43