Answer:
1200c^3
Step-by-step explanation:
cut the shape it to half with a square and a prism and calculate them separately then add the volume!
Hope this helps! ;-)
Answer:

Step-by-step explanation:
To solve this question, we will first expand the expression using the distributive rule: 
Therefore:

Simplify:

Add up like terms:

Answer:
Step-by-step explanation:sorry
Answer:
$341 the selling price
Step-by-step explanation:
Cost $620
$620-45% ($279 profit)
$620-$279=$341 should be the selling price