Lời Giải
Lời Giải
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Translate the problem into an equation:
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twice the hiệu of a number and 2 is equal to 8The bán kính of a circle is 3 feet. What is the circle's area?What is the volume of a sphere with a bán kính of 6.3 cm, rounded to the nearest tenth of a cubic centimeter?The diện tích of a rectangle is 3,420 square feet. The width of the rectangle is 9 feet. What is the perimeter of the rectangle?The đường kính of a circle is 16 ft. Find its area to the nearest whole number.