the diameter of a circle is 12 in
{"Image DocumentName": "The diameter of a circle is 12 in. What is its area ?", "Image ImageDescription": "The radius of a circle is 9cm. What is its area ? R= 9cm. Area of circle = (Pi) x R x R x 9 x 9 = cm2. The diameter of a circle is 12 in. What is its area ? D = 12 in. Area of circle = D divided by 2 = radius. (Pi) x R x R x 6 x 6 = in2. The radius of a circular pool is 4ft. What is its area ? R= 4ft. Area of circle = (Pi) x R x R x 4 x 4 = ft2.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}