What is the diameter of the semicircle? A. 4 meters B. 6 meters C. 8 meters D. 10 meters 相关知识点: 试题来源: 解析 B。解析:“The semicircle had a diameter equal to the width of the rectangle. The rectangle had a width of 6 meters.”。 反馈 收藏 ...
百度试题 结果1 题目A circle has a diameter of 10 meters. What is the radius? A. 5 meters B. 6 meters C. 7 meters D. 8 meters 相关知识点: 试题来源: 解析 A。圆的半径是直径的一半,所以半径是 10 除以 2 等于 5 米。反馈 收藏 ...
The circumference of a circle is 31.4 meters. What is the diameter? A. 10 meters B. 11 meters C. 12 meters D. 13 meters 相关知识点: 试题来源: 解析 A。圆的周长公式是 C = πd(C 是周长,d 是直径,π取 3.14),已知周长是 31.4 米,那么直径是 31.4 除以 3.14 等于 10 米。
A circle has an area of 78.5 square meters. What is the diameter? A. 5 meters B. 10 meters C. 15 meters D. 20 meters 相关知识点: 试题来源: 解析 B。面积为 78.5 平方米,半径的平方=78.5÷3.14=25,半径为 5 米,直径为 10 米。
A circle has a diameter of 10 meters. What is its circumference? A. 10π meters B. 15π meters C. 20π meters D. 25π meters 相关知识点: 试题来源: 解析 A。圆的周长等于π乘以直径,直径为 10 米,所以周长为 10π 米。反馈 收藏 ...
Circumference length formula in terms of diameter C = π·d Circumference length formula in terms of area C = √4·π·A Questions this calculator can answer: How to find the perimeter of a circle with a radius of 1.965 meters? A circle has a diameter of 3.93 meters. What ...
A. 78.5 square meters B. 15.7 square meters C. 31.4 square meters D. 100 square meters 相关知识点: 试题来源: 解析 A。本题考查圆的面积计算。直径为 10 米,则半径为 5 米,面积公式为 S = πr²,π取 3.14,则面积为 3.14×5² = 78.5 平方米。选项 B,15.7 平方米过小;选项 C,31.4...
Here is the answer to questions like: how to find the area of a circle with diameter 8.6 meters? Circle Calculator Inputs: Radius:or Diameteror Circumference: Unit:inchesfeetyardsmileskilometersmeterscentimetersmillimeters Calculate Area Result: ...
百度试题 结果1 题目A tepee has a circular floor with a diameter of 4 meters. What is the floor's area?Use 3.14 for n.square meters 相关知识点: 试题来源: 解析 area=πr^2 =3.14*(4)^2 =3.14×16 =50.24m^2 反馈 收藏
Circumference length formula in terms of diameter C = π·d Circumference length formula in terms of area C = √4·π·A Questions this calculator can answer: How to find the perimeter of a circle with a radius of 4.665 meters? A circle has a diameter of 9.33 meters. What ...