P = 2L +2W
2L = -2W +P
L = (-W +P)/2
Answer:
the answer is one
Step-by-step explanation:
right?
Hi there!
We know that RST is an equilateral(all 3 sides the same length) triangle, and is therefore equiangular(all 3 angles the same value). Therefore, angle S and is equal to one-third of the triangle's angle measure.
180/3=60
60=7x+4
56=7x
x=8
-AwesomeRepublic :)
