Repeated subtraction using 675 divided by 15

The parabola opens: y=√x-4 (principal square root) up down right left

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi