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A tent of conical shape of base radius 28m and slanted height 20m is to be made from a certain material. What is the total cost of clothing material if the rate of material is ₹80/m2? (Take π = 227\frac{22}{7})

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MCQs on surface areas and volumes, surface areas of cube, cuboid and sphere, surface areas of right circular cylinder and cone, cuboid and cylinder volumes, volumes of right circular cone and sphere.


A tent of conical shape of base radius 28m and slanted height 20m is to be made from a certain material. What is the total cost of clothing material if the rate of material is ₹80/m<sup>2</sup>? (Take π = <span class='MathJax_Preview' style=''></span><span class='MathJax' id='MathJax-Element-5-Frame' tabindex='0' style=''><nobr><span class='math' id='MathJax-Span-21' style='width: 1.293em; display: inline-block;'><span style='display: inline-block; position: relative; width: 1.024em; height: 0px; font-size: 124%;'><span style='position: absolute; clip: rect(1.347em, 1001.02em, 2.96em, -999.997em); top: -2.363em; left: 0em;'><span class='mrow' id='MathJax-Span-22'><span class='mfrac' id='MathJax-Span-23'><span style='display: inline-block; position: relative; width: 0.809em; height: 0px; margin-right: 0.11em; margin-left: 0.11em;'><span style='position: absolute; clip: rect(3.336em, 1000.65em, 4.142em, -999.997em); top: -4.406em; left: 50%; margin-left: -0.374em;'><span class='mn' id='MathJax-Span-24' style='font-size: 70.7%; font-family: MathJax_Main;'>22</span><span style='display: inline-block; width: 0px; height: 3.981em;'></span></span><span style='position: absolute; clip: rect(3.336em, 1000.33em, 4.142em, -999.997em); top: -3.599em; left: 50%; margin-left: -0.159em;'><span class='mn' id='MathJax-Span-25' style='font-size: 70.7%; font-family: MathJax_Main;'>7</span><span style='display: inline-block; width: 0px; height: 3.981em;'></span></span><span style='position: absolute; clip: rect(0.863em, 1000.81em, 1.239em, -999.997em); top: -1.288em; left: 0em;'><span style='display: inline-block; overflow: hidden; vertical-align: 0em; border-top: 1.3px solid; width: 0.809em; height: 0px;'></span><span style='display: inline-block; width: 0px; height: 1.078em;'></span></span></span></span></span><span style='display: inline-block; width: 0px; height: 2.368em;'></span></span></span><span style='display: inline-block; overflow: hidden; vertical-align: -0.597em; border-left: 0px solid; width: 0px; height: 1.737em;'></span></span></nobr></span><script type='math/tex' id='MathJax-Element-5'>\frac{22}{7}</script>)






 
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