Can you help me with this? The approximate area of the circle is (Blank) square feet. (Use 22/7 as an approximation for pi) The approximate circumference of the circle is (Blank) feet. Use 22/7 as an approximation for pi

Ametalworker has a metal alloy that is 30? % copper and another alloy that is 55? % copper. how many kilograms of each alloy should the metalworker combine to create 90 kg of a 50? % copper? alloy?

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick