A park has a square center with a
sidewalk running diagonally across it.
Each side of the square is 315 yards.
What is the length of the sidewalk?
Your answer can be in either decimal
or simplest radical form.

Solve - pv + 40 < 65 for v solve 7w - 3r = 15 for r

Can someone answer this question? : )

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.