Find the area of the shape below. Use 3.14 for Pie

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square