Answer: 12 feet.
Step-by-step explanation:
Use the Pythagorean theorem to solve:

The third side length is 12.
Answer:
In 5:
UM and MS are equal since the diagonals US and VT have perpendicularly bisected each other.
So,15=6x-3
15+3=6x
18=6x
3=x
In 6:
ET=TC
8=x-4
8+4=x
12=x
Answer:
1/15
Step-by-step explanation:
(2/5)/6 = 2/(5*6) = 2/30 = 1/15
Answer:
2x+2y
Step-by-step explanation:
x+x = 2x
y+y = 2y
2x+2y