A given rectangle is twice as wide as it is tall. It has a perimeter of 138 inches. How many inches tall is it? How many inches
wide is it? Show your mathematics and explain your process for finding your answer.
-Please help quickly
-Thank you
2 answers:
Length = x
width = 2x
perimeter = 138in
in order to find perimeter you add length and width twice, so;
2(2x + x) = 138
2(3x) = 138
6x = 138
x = 23
since x = 23;
the length is 23in and the width is 46in
Length is 23in and width is 46in
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