What is a number or expression in a power that is multiplied by itself called?

Astudent received the following grades last semester. find the student's semester grade point average. an a is algebra (3 credits), a b in history ( 3 credits), a in sociology ( 3 credits) a d in english ( 3credits) and a c in seminar ( 2credits). an a is worth 4 points, a b is worth 3 points a c is worth 2 points and a d is worth 1 point.

What is the area of mnp? 40 m2 60 m2 68 m2 127.5 m2

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much