Answer:
Step-by-step explanation:
we know that
The surface area of a rectangular prism with the top open is equal to
where
B is the area of the base of the prism
P is the perimeter of the base of the prism
h is the height of the prism
<u>Find the area of the base B</u>
<u>Find the perimeter P</u>
we have
substitute
D
100+25 * 12 ; 100+300 = 400 ; difference = 400-320=80 ; percent increase since it is 1 year = 80/320 =1/4=0.25 = 25/100=25%
-2
18+-20
10x^2+76x+144
Step-by-step explanation: ayo if i helped thank me i hoped i did have a great day
18766224