Posted by Jeremiah on Sunday, October 13, 2013 at 10:39pm.
write a ratio comparing widths, lengths, and the perimeter of a rectangle 6 inches by 9 inches and a rectangle 8 inches by 12 inches. Show whether these are are equivalent or not.

Math  Henry, Monday, October 14, 2013 at 9:51pm
Rectangle1: W1 = 6in, L1 = 9in.
P1 = 2W1 + 2L1 = 12 + 18 = 30 in.
Retangle2: W2 = 8in, L2 = 12in.
P2 = 2W + 2L2 = 16 + 24 = 40 in.
W1:W2 = 6:8 = 3:4
L1:L2 = 9:12 = 3:4
P1:P2 = 30:40 = 3:4.
All of the ratios are equal. Therefore,
the rectangles are similar.
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