Answer:
The length of PR is 54.
Step-by-step explanation:
So PR = 8+QR = 8+46=54
No x4+7 is not a solution but 4x+7 is if thats what you meant.
Answer:
J: -2
K: negative square root 3 over 3
L: negative square root 3
M: 2
N: 1
O: negative square root 3 over 3
P: 0
Q: 1
R: -1
S: 1/2
T: negative square root 3 over 3
U: 1/2
If the perimeter is 39 what you have to do is 39 - 8.5 - 8.5 that will give you 22 and divide 22/2 and that gives you 11. So 11 is the length