Homework Help: math

Posted by Jane on Monday, March 5, 2012 at 10:23am.

Joe plants a rectangular garden in the corner of his field. the area of the garden is 60% of the area of the field. what is the longest side length of Joe's field, in feet. Garden: 16ft x 12ft, Field: 2x ft by 2x ft.

math - Henry, Tuesday, March 6, 2012 at 11:21am
Ag = 16 * 12=192 Ft^2.=Area of garden.

0.6L = 16.
L = 16 / 0.6 = 26.6666 Ft. = Length of longest side.
math - Henry, Tuesday, March 6, 2012 at 11:36am
Correction:

Ag = 16 * 12 = 192 Ft^2.

0.6L = 12.
L = 12 / 0.6 = 20 Ft = Length of longest side.

Af = 20 * 16 = 320 Ft^2.

CHECK: Ag/Af = 192 / 320 = 0.6 = 60%.

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