B. The distance from the center to any point on the circle. C. The distance around the circle. D. The number of points on the circle. 相关知识点: 试题来源: 解析 C。原因:文中提到“The circumference of a circle is the distance around it.”。 反馈 收藏 ...
The circumference can be defined as the linear distance that encloses a circle. It is, in simple terms, the perimeter of a circle. We calculate the perimeter of a circle using the formula {eq}C = 2\pi r = \pi D {/eq}.Answer and Explanation: The circumference is given ...
The circumference of a circle = diameter - π 相关知识点: 试题来源: 解析 A。本题考查圆的周长公式的英语表述。选项 A 是“圆的周长 = 直径 ×π”的正确英语表达;选项 B 中“radius(半径)”错误;选项 C 中“+ π”错误;选项 D 中“- π”错误。反馈 收藏 ...
Learn more about this topic: Circumference | Definition, Equation & Examples from Chapter 2 / Lesson 3 42K What is circumference? Learn the circumference equation and definition. See examples of how to calculate circumference when given the diameter or radius. Related to this ...
Inputs: Radius (r): or Diameter (d): or Area (A): Unit of Lenght: Calculate Circumference Result: The circumference of a circle with radius 1592 is 10000(*) Formulas: r = 1590 d = 3180 C = 10000 C = 2·π·r C = π·d C = √4·π·A π = 3.141...
What is the circumference of the circle above ?() (1)The length of arc XYZ is 18. (2)r=s A.条件(1)充分,但条件(2)不充分. B.条件(2)充分,但条件(1)不充分. C.条件(1)和(2)单独都不充分,但条件(1)和条件(2)联合起来充分. D.条件(1)充分,条件(2)也充分. E.条件(1)和条件(2)单...
Inputs: Radius (r): or Diameter (d): or Area (A): Unit of Lenght: Calculate Circumference Result: The circumference of a circle with diameter 1273 is 3999(*) Formulas: r = 637 d = 1270 C = 4000 C = 2·π·r C = π·d C = √4·π·A π = ...
A circular garden has an area of 49π square meters. What is its circumference? A. 7π meters B. 14π meters C. 21π meters D. 28π meters 相关知识点: 试题来源: 解析 B。解析:圆的面积公式为πr²,已知面积为 49π,可得πr² = 49π,解得 r = 7m,圆的周长公式为 2πr,所以...
What is the circumfrence of a circle if the diameter is 4Cm? The formula for the circumference of a circle is C = πd, π = 3.142, d = 4cm C = 3.142 x 4cm C = 12.568cm What is the circumference of a circle with a radius of 4cm? The circumference of a circle...
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 91 mm? A circle has a diameter of 182 mm. What is its ci...