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Earn +20 ptsQ: What is the area of 12ft 12ft 21ft and 28ft?
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Continue Learning about Math & Arithmetic
What is the perimeter of a 21ft wide and 12ft long rectangle?
2(21+12) = 66 feet
What is the area of square that has a perimeter of 12ft?
The area is 9 square feet.
What is the area of a 28ft circle?
The area of a 28-foot diameter circle is: 615.752 feet2If the circumference is 28 feet then the area is 62.388 feet2
4ft by 12ft area of triangle?
24 ft2
What is the area of the room 12ft x 13ft?
156ft2
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