The total surface area of a cylinder is the sum of the lateral surface area and the areas of the two ___. A. triangles B. squares C. rectangles D. bases 相关知识点: 试题来源: 解析 D。解析:圆柱体的总面积是侧面积加上两个底面的面积。A 选项三角形与圆柱体无关;B 选项正方形与圆柱...
Example 1Calculate the total surface area of a solid cylinder with a height of 10 cm and a diameter of14 cm.(Useπ=(22)/7) 14 cm 相关知识点: 试题来源: 解析 The oglinder dloove has 2 circles and a ng rectangle on 2(7) 10 cm its surfuce Area of the two cirdles =2*((72)...
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
题目2 The total surface area, A cm2, of a solid cylinder with radius r cm and height 5cm is given by A=2πr^2+10 元r. Given that r is increasing at a rate of (0.2)/πcms^(-1) 1, find the rate of increase of A元when r is 6.[4] ...
Example 5:Find the curved surface area and total surface area of given half cylinder.21cm50 cm 相关知识点: 试题来源: 解析 =(22)/7*10.5*50cm^2 AgsinT+Aghgh=πr^2+πh+2rh =(22)/7(10.5)^2+(22)/7(10.5)^2*50+2*10*5*50 ...