F(x)=x^2+x-12 and g(x)=x-4

The lengths of all sides of a triangle are integers when measured in decimeters. one of the sides has length of 1 dm and another of 3 dm. find the perimeter of the triangle.'

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with

Aplane intersects a pris paralel to the base of the prism. the cross section is a polygon wth eight sides. how many sides does the base of the prism have? a. 10 b. 8 c. 7 d. 9