Answer:
∠QRT=24
∠TRS=24
∠QRS=48
i wasnt sure which angle measure you wanted so im giving you all
Explanation:
there is a thereom on angle bisectors that should help you with this problem
the angle is split in half but both are equal
4x+12=2x+18
-2x -2x
2x+12=18
-12 -12
2x=6
÷2 ÷2
x=3
fill it in
4(3)+12
12+12
24
2(3)+18
6+18
24
I HOPE THIS HELPS