Roberto needs 66 cookies and 22 brownies for every 44 plates he makes for a bake sale.
drag cookies and brownies into the box to show how many roberto needs for 1010 plates.

What is the exact area of a circle with a diameter of 50 centimeters? a.87.9 square centimeters b.379.9 square centimeters c.1962.5 square centimeters d.4923.5 square centimeters

What is this inequality notation? t is less then or equal to 2

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.