每日英语:《Area of a circle》 我说:僵尸先生,你知道怎么计算圆的面积? I said:Mr. Zombie, do you know how to calculate the area of a circle? 他说:不知道。 He said:I don't know. 我说:圆周率*...
1.The radius of a circle is 9 centimeters. What is the area of the circle? ANSWER BOX: Area =cm RESULTS BOX: 2.The diameter of a circle is 12 inches. What is the area of the circle? ANSWER BOX: Area =in RESULTS BOX: 3.The radius of a circular rug is 4 feet. What is the ...
The area of a circle can be found by multiplying pi ( π = 3.14) by the square of the radius If a circle has a radius of 4, its area is 3.14*4*4=50.24 If you know the diameter, the radius is 1/2 as large. Return to Top ...
解析 C。选项 A 是数学符号表达,不是英语表达。选项 B“pie”拼写错误,应该是“pi”,且“square”缺少动词形式。选项 C 表达正确,“times”表示“乘以”,“squared”是“平方”的正确表达。选项 D“the square of pi r”表达不准确,应该是圆半径的平方乘以圆周率。
The circle’s boundary is known as its perimeter or the circumference, while the area bounded by its boundaries is known as the area. Do you know about the parts of a circle? And how is the area related to them? How do you calculate the area of the circle formula?
The area of a circle is calculated by using the formula A = πr², where r is the ___. A. radius B. diameter C. circumference D. perimeter 相关知识点: 试题来源: 解析 A。本题考查圆的面积公式中半径的作用。在圆的面积公式 A = πr²中,r 表示半径。反馈 收藏 ...
圆的面积(Areaofacircle) Theapproximaterectangleisclosertotherectangle.The relationshipbetweentheteacherstoguidestudentstoanalyze andcomparethelengthandwidthoftherectanglewiththe originalradiusandcircumference,sothatstudentscansee theirown:halfthelengthofarectangleoftheapproximate ...
In mathematics, the formula for the area of a circle is pi times the radius squared. If the radius of a circle is 4 centimeters, what is the area? A. 16 pi square centimeters B. 12 pi square centimeters C. 18 pi square centimeters D. 14 pi square centimeters ...
know how to find the area of a circle; solve word problems involving area of circles; Want to test yourself to see how well you have understood this skill?. Try ourNEWquick quizat the bottom of this page. What is Area? Area is a measure of the amount of space inside a shape. ...
In the math class, we need to calculate the area of a circle. The formula for the area of a circle is A = ___. A. 切制至切制至πr²切制至切制至 B. 包音始手调专几个派论矿包音始手调专几个派论矿2πr包音始手调专几个派论矿包音始手调专几个派论矿 C. 这始决万统技运...