The formula for the volume of a cylinder is πr²h, where r is the radius and h is the ___. A. height B. diameter C. circumference D. area 相关知识点: 试题来源: 解析 A。选项 A“height”是高度;选项 B“diameter”是直径;选项 C“circumference”是周长;选项 D“area”是面积。...
Using the formula for the volume of a cylinder, we get Alex, Pi*3*3*12=108Pi. Felicia, Pi*6*6*6=216Pi. The answer is 108/216=1/2. 中文解析: Alex的圆柱,半径是3, 高是12, 体积是:Pi*3*3*12; Felicia的圆柱,半径是6, 高是6, 体积是:Pi*6*6*6; 因此这两个圆柱的比值是: 1:...
Formula Volume of a Cylinder This page examines the properties of a rightcircular cylinder. Acylinderhas a radius (r) and a height (h) (see picture below). This shape is similar to a soda can. Each cylinder has a radius and height as you can see in the diagram below....
, where r is the radius and h is the height of the cylinder. If the surface area is 40π square feet and the radius measures 4 feet, what is the height of the cylinder? Show your work. 相关知识点: 试题来源: 解析 1ft 1ft
the surface area of the cylinder Step 3. Name. Choose a variable to represent it. let S = surface area Step 4. Translate. Write the appropriate formula. Substitute. (Use 3.143.14 for ππ ) S=2πr2+2πrhS=2πr2+2πrh S≈2(3.14)32+2(3.14)(3)5S≈2(3.14)32...
The Cylinder Area Formula The picture below illustrates how the formula for the area of a cylinder is simply the sum of the areas of the top and bottom circles plus the area of a rectangle. Thisrectangleis what the cylinder would look like if we 'unraveled' it. ...
A formula is proposed for the central demagnetizing factor over the whole possible range of its dimensions and magnetic properties. This formula is used to analyze the error in determining by means of the classical formula for a cylinder. Parameter ratios such that the influence of the magnetic ...
The area A of a rectangle is given by the formula, A=lw , where l is the length and w is the width. What is a formula of cylinder? Solution. The formula for the volume of a cylinder is V=Bh or V=πr2h . The radius of the cylinder is 8 cm and the height is 15 cm. ...
Step 4 If the radius of the cylinder is r and its height is 2r, then what is the volume of the cylinder in terms of r? Step 5 The volume of the sphere is the fraction of the cylinder’s volume that was filled by two hemispheres.What is the formula for the volume of a sphere?
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