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On a photograph of a triangular piece of​ land, the lengths of the three sides are 12 cm, 15​ cm, and 21 cm respectively. The shortest side of the actual piece of land is 100m l…

On a photograph of a triangular piece of​ land, the lengths of the three sides are 12 cm, 15​ cm, and 21 cm respectively. The shortest side of the actual piece of land is 100m l…
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On a photograph of a triangular piece of​ land, the lengths of the three sides are 12 cm, 15​ cm, and 21 cm respectively. The shortest side of the actual piece of land is 100m long. Find the lengths of the other two sides.

User Splicer
by
7.8k points

1 Answer

7 votes
100/12=8⅓
multiply the other numbers by 8⅓ to get
15*8⅓=125
21*8⅓=175

the lengths are 100,125,175
User Bastien Jansen
by
8.5k points
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