document.write( "Question 109336: C-2 Plumbing-A 4-ft-high cylindrical pipe has a diameter of 3 in. If water weighs 62.4 lb/ft^3(cubed), what is the weight of water in the pipe when filled to the top?(Hint: Change the diameter to feet.) \n" ); document.write( "
Algebra.Com's Answer #79718 by checkley71(8403) ![]() You can put this solution on YOUR website! AREA OF THE PIPE IN FEET=PI*R^2 \n" ); document.write( "A=3.14(.5*3/12)^2 [3 INCHES =3/12 FEET & RADIUS =.5*DIAMETER.] \n" ); document.write( "A=3.14(1/8)^2 \n" ); document.write( "A=3.14*1/64 \n" ); document.write( "A=.049 SQFT. \n" ); document.write( "VOLUME=BASE*HEIGHT \n" ); document.write( "V=.049*4 \n" ); document.write( "V=.196 CUBIC FEET. \n" ); document.write( "WEIGHT=.196*62.4 \n" ); document.write( "W=12.246POUNDS. \n" ); document.write( " |