Is this calculus or something?
Answer:
Step-by-step explanation:
you just multiply by 5 to get your answer
Answer:
144
Step-by-step explanation:
It’s going to be a lot of pressure
Answer: 
Step-by-step explanation:
This is a rectangle missing a piece which looks like a triangle.
Find the area of the rectangle and subtract the area of the triangle.
Rectangle:

Triangle:

Now subtract the area of the triangle from the area of the rectangle.
