The area of a circle with a radius of 5 cm is ___. A. 25π cm² B. 10π cm² C. 5π cm² D. 75π cm² 相关知识点: 试题来源: 解析 A。本题考查圆的面积计算公式,圆的面积 = π×半径²。半径为 5cm,所以面积为 25π cm²。选项 B 计算错误,应为 25π cm...
Circular area with a radius of 1 翻译结果2复制译文编辑译文朗读译文返回顶部 Round area with radius of 1 翻译结果3复制译文编辑译文朗读译文返回顶部 A circle of RADIUS 1 area 翻译结果4复制译文编辑译文朗读译文返回顶部 spherical region of radius of 1 ...
If you want to find the area of a circle with a radius of 5, what formula should you use? A. A = πr² B. A = 2πr C. A = πd D. A = r² 相关知识点: 试题来源: 解析 A。解析:求圆的面积公式是 A = πr²,B 选项是圆的周长公式;C 选项是圆的周长公式中直径表示...
The area of a circle with radius a is less than the area of a square with sides of length ka. Which of the following could be the value of k ? Indicate all such values. A.4/3 B.5/3 C.6/3 D.7/3 显示答案 登录后才可以添加做题笔记哦,还没有账号? 马上注册 KMF 解析 网...
百度试题 结果1 题目 What is the area of a circle whose radius is the diagonal of a square whose area is 4? A. 2π B. 2π C. 4π D. 8π E. 16π 相关知识点: 试题来源: 解析 D 反馈 收藏
It's an angle with the vertex in the center, whose arms extend to the circumference. Semicircle area calculator. How to use the area of a circle calculator? Diameter to area and radius to area. You can easily calculate everything, the area of a circle, its diameter, and its radius, us...
Find the area of a circle with a radius of 7 units.搜索 题目 Find the area of a circle with a radius of 7 units. 答案 解析 null 本题来源 题目:Find the area of a circle with a radius of 7 units. 来源: 越分练习题 收藏 反馈 分享...
七、英语数学(翻译)(10分)1.Find the area of a circle with a radius of 8 centimeters.2.A right triangle has one angle that measures90°.七、英语数学(翻译)(10 分) 1.Find the area of a circle with a radius of 8 centimeters. 2.A right triangle has one angle that measures 90°. ...
This tool will calculate the area of a circle from the radius, and will convert different measurement units for radius and area.FormulaThe formula used to calculate circle area is:A = π· r2SymbolsA = Circle area π = Pi = 3.14159… r = Circle radius...
1【题目】5Given that the area of a circle with radius 10 cm is equal to the area of asector with centralangle 40°, then the radius of the sector iscm. 25 Given that the area of a circle with radius 10 cm is equal to the area of a sector with centralangle 40°, then the radiu...