Above are two different models of the same triangle. If the area of the model on the right is 7 sq in, what is the area of the model on the left?
28 sq in
35 sq in
14 sq in
3.5 sq in
https://app126.studyisland.com/pics/252368num9.png
@hennawho
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OpenStudy (anonymous):
@hennawho
OpenStudy (hennawho):
first, all its saying is that the one on the left is 2x bigger than the one on the right
OpenStudy (anonymous):
ok..
OpenStudy (anonymous):
How do I get the answer?
OpenStudy (hennawho):
the area is 2x bigger
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OpenStudy (hennawho):
so 2x7=?
OpenStudy (anonymous):
14
OpenStudy (anonymous):
14 is wrong
OpenStudy (hennawho):
really? what's the answer?
OpenStudy (anonymous):
28
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OpenStudy (anonymous):
Since the scale for the model on the left is 1 in = 5 ft, and the scale for the model on the right is 1 in = 10 ft, the area of the model on the left is 22, or 4, times larger than the area of the model on the right.
Multiply the area of the model on the right by 4 to find the area of the model on the left.
7 sq in × 4 = 28 sq in