It is 5 because you have to do 12 squared minus 13 squared and then square root that which equals 5
Answer:
static electricty
Step-by-step explanation:
it is preserved charge
Answer:
Length is 15 inches
Width is 8 inches
Step-by-step explanation:
A = L*W
the Width = L-7
120 = L (L-7)
120 = L^2-7L
subtract 120 from each side
0 = L^2 - 7L - 120
(L-15) (L +8 )
so L = 15 inches
and W = 15-7 = 8 inches
check your answer: does 15*8 = 120? yes!
Tell me if the answer is true or wrong