Im not exactly sure but i think its about 12 inches
3n+(4n-15)=90
3n+4n-15=90
7n=105
n=105/7
n=15
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Angle LQK is 4n-15
If n=15
Angle LQK = 4(15) - 15
= 60 - 15
= 45
14+5(x+3)-7
14+(5x+15)-7
7+5x+15
5x+22
Answer:
D for sure
Step-by-step explanation:
i dont know if you have time for this so i explain it in the comments if you need it