The perimeter is 32
I'm having a little difficulty finding the area because I forgot how the get the height... if I knew the height I would tell you.
I am so sorry I can not help all the way.
but if you find the height Area= base (11) times height (?)
You literally need to apply the formula

where
is the mass and
is the speed
A, because 59-56= 3.
Others are distributed on a larger scale. 11-6=5 for B, 6-0=6 for C, 8-1=7 for D
I think its 20 pounds per 17 square feet (simplest form)
Answer:
35% of $64.99=35/100 of 64.990=0.35×64.99=$22.7465
DISCOUNTED PRICE=$64.99-$22.7465=$42.2435
PLEASE GIVE BRAINLIEST