Asked by Christine

a triangle drawn on a map has sides of lenghts 7.0 cm, 11 cm, and 15 cm. the shortest of the corresponding real-life distances is 123km. find the longest of the real-life distatnces. round to the nearest unit.
Answered by Ms. Sue
Cross multiply and solve for x.

7/123 = 15/x

Be sure to round to the nearest whole number.
Answered by Christine
x=264km
Answered by Ms. Sue
Right.

Answered by Damon
Oh well, I still think it is principles of math.
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