The given figure shows a circle with centre at o and angel aob=90degree. if the radius the circle is 40c. m and pie=3.14; calculate the area of the unshaded portion of the circle

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. solve this quadratic equation using the quadratic formula. 2x2 - 2x=1 need asap