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A circle of a radius r,cm inside a square, so that the circle touches the sides of the square.
a) calculate the area of the shaded region when r=6

A circle of a radius rcm inside a square so that the circle touches the sides of the square a calculate the area of the shaded region when r6 class=

Respuesta :

clarch19

Answer:

30.9 square cm

Step-by-step explanation:

subtract area of circle from area of square

Area of square = 12² or 144  

(each side is twice the radius)

Area of circle = 6²π or 113.1

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