document.write( "Question 1050595: A right pyramid has a surface area of 210cm2.
\n" ); document.write( "A right cone has a base radius of 5cm. The cone and the pyramid have equal surface areas. What is the height of the cone to the nearest tenth of a​ centimetre?\r
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Algebra.Com's Answer #666196 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
 
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document.write( "Hi,
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document.write( "S = 210cm^2  and r = 5cm
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document.write( "S = \"pi%2Ar%5E2+%2B+pi%2Ar%2Asqrt%28r%5E2+%2B+h%5E2%29\"
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document.write( "\"%28S+-+pi%2Ar%5E2%29%2F+%28pi%2Ar%29+=+sqrt%28r%5E2+%2B+h%5E2%29\"
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document.write( "\"%28%28S+-+pi%2Ar%5E2%29%2F+%28pi%2Ar%29%29%5E2+-+r%5E2+=+h%5E2\"
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document.write( "Substitute values for S and r 
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document.write( "Use Your Calculator\r
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