百度试题 结果1 题目6cm9 Calculate the total surface area of the cylinder with radius and height of 6cm. 相关知识点: 试题来源: 解析 ∫_(-1)^2Calculate the total surface area of the cylinder with radius and height of . 反馈 收藏
The volume of a cylinder with radius of 3 cm and height of 5 cm is ___. A. 45π cm³
28π cm² D. 32π cm² 相关知识点: 试题来源: 解析 C。圆柱体表面积 = 2×π×半径² + 2×π×半径×高,半径为 2cm,高为 6cm 的圆柱体表面积为 2×π×2² + 2×π×2×6 = 8π + 24π = 28π cm²。选项 A 计算错误。选项 B 计算错误。选项 D 计算错误。反馈 收藏 ...
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...
Volume and Surface Area of a Cylinder For a cylinder with radius rr and height h:h:example A cylinder has height 55 centimeters and radius 33 centimeters. Find 1. the volume and 2. the surface area. Solution Step 1. Read the problem. Draw the figure and label it with the given...
百度试题 结果1 题目【题目】What is the surface area of a cylinder with aradius of π and a height of π? (A. 2π^2B. 2π^3C. 4π^2D. 4π^3E. 4π^4 相关知识点: 试题来源: 解析 【解析】D 反馈 收藏
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×4²×10 = 160πcm³。B 选项计算错误;C 选项计算错误;D 选项计算错误。反馈 收藏 ...
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,...
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...
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 ...