The height and radius of a right circular cylinder are equal. so the cylinder's volume is V = The volume is to be calculated with an error of no more than 14 of the true value Find approimately the greatest error that can be tolerated in the measurement of h. expressed as a percenta...
The radius r, height h, and volume V of a right circular cylinder are related by the equation V=π r^2h. Use this relationship to answer.How is ()() related to ()() and ()() if neither r nor h is constant? 相关知识点: 试题来源: 解析 ()()=2π rh ()()+π r^2 ()...
A cylinder has a radius of 3 cm and a height of 5 cm. The volume is ___. A. 135π cm³ B. 45π cm³ C. 9π cm³ D. 15π cm³ 相关知识点: 试题来源: 解析 B。圆柱体体积 = 底面积×高,底面积 = π×半径²,所以体积为 π×3²×5 = 45π(cm³)。反馈 ...
A cylinder has a radius of 3 cm and a height of 10 cm. What is the volume of the cylinder? (Use π≈ 3.14) A. 282.6 cubic cm B. 188.4 cubic cm C. 94.2 cubic cm D. 28.26 cubic cm 相关知识点: 试题来源: 解析 A。此题考查圆柱体体积计算。圆柱体体积 = π×半径²×高,...
1Answer the questions:(1) The height of a cylinder is 10, and the radius of the circular base is also 10. Round your answer to the nearest hundredth and use 3.14 for π.The surface area of the cylinder is .The volume of the cylinder is .(2) If the volume of a cylinder is 1177.5...
The volume of a cylinder with radius of 2 cm and height of 5 cm is___. A. 20π cubic centimeters B. 60π cubic centimeters C. 40π cubic centimeters D. 30π cubic centimeters 相关知识点: 试题来源: 解析 C。圆柱体积=底面积×高,底面积=π×半径的平方,π×2×2×5=20π 立方厘米...
试题来源: 解析 A。圆柱体体积 = π×半径²×高,半径为 3cm,高为 5cm 的圆柱体体积为 π×3²×5 = 45π cm³。选项 B 计算错误。选项 C 是π×3² = 9π cm²,是底面积。选项 D 是 3³π = 27π cm³,计算错误。反馈 收藏 ...
A cylinder has radius 5cm and length 10cm. A sphere has the same volume as the cylinder.What is the radius of the sphere? 相关知识点: 试题来源: 解析 cylinder π*5^2*10=250π sphere 1 v=4/3πr^3 250π=4/3πr^3 F50=4r3 r^3=(450)/4 r=√[3]((250)/4)=5.72cm 反...
A cylinder has a radius of 4 cm and a height of 10 cm. What's the volume of the cylinder? A. 160π cm³ B. 120π cm³ C. 80π cm³ D. 16π cm³ 相关知识点: 试题来源: 解析 A。本题考查圆柱体体积的计算。圆柱体体积等于底面积乘以高,底面积是πr²,所以体积是π...
A cylinder has a radius of 4 cm and a height of 10 cm. What's the volume? A. 160π cm³ B. 80π cm³ C. 40π cm³ D. 120π cm³ 相关知识点: 试题来源: 解析 A。解析:圆柱体积等于底面积乘以高,底面积是π乘以半径的平方,即 16π平方厘米,体积为 16π×10=160π立方...