Posted by alanaR. on Thursday, August 26, 2010 at 11:10pm.
let A = area of rectangle
let w = width of rectangle
area of rectangle = length * width, therefore:
A = 9w
then plug-in values for the width in the formula:
(a) if w=1, A = 9*1 = 9 sq. in
(b) if w=8, A = 9*8 = 72 sq. in
(c) if w=9, A = 9*9 = 81 sq. in
(d) if w=11, A = 9*11 = 99 sq. in
so there,, =)
A spherical storage tank has a diameter of 14 feet.
Approximately how many cubic feet of water will it hold
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