Answer:
B
Step-by-step explanation:We know Volume = (a*b*c)
Answer:
Find out what x should be the apply by the power of 2 then you should be good
Answer:
{2 , 4} is the answer of this question.
Answer:
54.5 
Step-by-step explanation:
divide it to one rectangle and two different triangles.
Rectangles area: (8+3)*4 = 44
triangle top: 4*3/2 = 6
triangle bottom: 3*3/2= 4.5
sum the all up: 44+6+4.5 = 54.5
don't know how to do it with π though if that's obligatory