The fraction Is already in its simplest form :)
They do not have any common factors
A rectangular prism is a cuboid so volume of cuboid is base area x height which is 5x5x12=300
volume of pyramid is 1/3 x base area x height = 5x5x6x1/3=50 thus volume outside pyramid and inside cuboid is 300-50=250
Step-by-step explanation:
b. what is the perimeter of the rectangle in terms of k?