area of a circle英语 标准发音:area of a circle 英式发音: 美式发音: 翻译中文 圆的面积 area of a circle - 基本释义[词典1] 圆的面积 圆面积 area of a circle - WEB词典 area of a circle 圆面积 圆的面积 area formula of a circle 圆面积公式 参考资料: 1.百度翻译:area of a circle 2....
The area of a circle is 12.56cm. If the radius of the circle is the same as the diagonal of a square, what is the area of the square? (Take π=3.14) 一个圆形的面积为12.56厘米.若正方形的对角线和圆形的半径相同.求该正方形的面积.(取π=3.14) 相关知识点: 试题来源: 解析 2. 12.5...
The area of a circle is:π (Pi) times the Radius squared:A = π r2 or, when you know the Diameter:A = (π/4) × D2 or, when you know the Circumference:A = C2 / 4πExample: What is the area of a circle with radius of 3 m ? Radius = r = 3 Area= π r2 = π× ...
The area of a circle is 3.14 square decimeters. What is the radius of the circle? A. 1 decimeter B. 1 meter C. 1 kilometer D. 1 millimeter 相关知识点: 试题来源: 解析 A。圆的面积公式为πr²,已知面积为 3.14 平方分米,π取 3.14 时,半径 r 的平方为 1,所以半径为 1 分米。选项 ...
Calculate the area of a circle using the radius, diameter, or circumference with the circle area calculator. Radius: Diameter: Circumference: Area: Reset Add this calculator to your site On this page: Calculator How to Calculate the Area of a Circle Circle Area Formulas Find ...
About Area of a Circle Calculator The Area of a Circle Calculator is used to help you find the area of a circle. Area of Circle Formula The following is the calculation formula for the area of a circle: A = πr2 Where:A = area of a circleπ = 3.141592654r = radius of the ...
A circle has a diameter of 12 cm. What is the area of the circle? A. 12π cm² B. 24π cm² C. 36π cm² D. 48π cm² 相关知识点: 试题来源: 解析 C。圆的面积公式为πr²,直径是 12cm,半径就是 6cm,面积为π×6²=36πcm²,A 选项结果错误,B 选项结果错误,D ...
Task 1: Given the radius of a circle, find its area. For example, if the radius is 5 inches, then using the first area formula calculate π x 52 = 3.14159 x 25 = 78.54 sq in. Task 2: Find the area of a circle given its diameter is 12 cm. Apply the second equation to get π...
结果1 题目The area of a circle is 28.26 square meters. What is the radius? A. 3 meters B. 4 meters C. 5 meters D. 6 meters 相关知识点: 试题来源: 解析 A。圆的面积=π×半径的平方,28.26÷3.14=9,9 开平方为 3 米。反馈 收藏 ...
1. 圆面积 数学词汇英语翻译(A-E) ... area function 面积函数area of a circle圆面积area preserving mapping 保面积映射 ... www.zftrans.com|基于20个网页 2. 圆的面积 数学名次的英文表示_狄少华吧... ... area method 面积法area of a circle圆的面积area of a planar figure 平面图形的面积 .....