document.write( "Question 1049357: A block of lead has the shape of a rectangular solid whose dimensions are 1/2 in by 3/4 in by 1 in. This piece of oead is to be melted and recast into the form of a regular triangular prism each basal edge of which is to be 1/2 in. What must be the altitude of this prism. \n" ); document.write( "
Algebra.Com's Answer #664888 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! A block of lead has the shape of a rectangular solid whose dimensions are 1/2 in by 3/4 in by 1 in. This piece of oead is to be melted and recast into the form of a regular triangular prism each basal edge of which is to be 1/2 in. What must be the altitude of this prism. \n" ); document.write( "---- \n" ); document.write( "Volume of lead:: (1/2)(3/4)(1) = 3/8 in^3 \n" ); document.write( "------------------ \n" ); document.write( "Volume of pyramid:: (1/3)LWH \n" ); document.write( "L = W = 1/2 \n" ); document.write( "Solve for \"H\": \n" ); document.write( "(3/8) = (1/3)(1/2)^2*H \n" ); document.write( "3/8 = (1/3)(1/4)H \n" ); document.write( "3/8 = (1/12)H \n" ); document.write( "H = 12(3/8) = 9/2 = 4.5 in \n" ); document.write( "----------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "-------------- \n" ); document.write( " |