Tina made a 9-inch apple pie, which she cut into 8 slices. tina and 2 of her friends each ate a piece of pie. what is the approximate area of the
remaining pie?

a. 18 in^2
b. 24 in^2
c. 40 in ^2
d. 159 in^2

The perimeter of an equilateral triangle is 4 cm more than the perimeter of a square and the length of a side of the triangle is 8 cm more than the length of a side of the aware. find the length of a side of the equilateral triangle