An octagonal prism has two octagonal faces.

True or false?

I'm terrible at math any here is appreciated.

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)