7 x 3 = 21 so it is 21 ft cm your welcome
Answer:
3x - 13
Step-by-step explanation:
The perimeter is just the distance around the triangle. We have all three sides, so we can just add them together to get the total distance.
(x-6) + (x+2) + (x-9)
Group:
x + x + x - 6 + 2 - 9
3x - 13
Answer:
Step-by-step explanation:
I don't say u must have to mark my ans as brainliest but my frnd if it has really helped u plz don't forget to thank me...
I'm not sure but I think it's 5