Lời Giải
Lời Giải
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Ví dụ phổ biến
The bán kính of a circle is 4 m. Find its areaUse x for your variable.:The quotient of four less than a number and seven is ten.:Equation: x= :Question Help:The chu vi of a circle is 15pi cm. What is the area, in square centimeters? Express your answer in terms ofif the diện tích of this square is 36 square inches what is the length of the unknown sideThe bán kính of a circle is 21 m. Find its area to the nearest whole number.