tabwab2007 tabwab2007

10-05-2021
Mathematics

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14 A runner jogs 9 miles north and then 6 miles east. What is the shortest distance, to the nearest tenth of a mile, the runner must travel to return to their starting point?

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dilbert21 dilbert21

10-05-2021

Use Pythagorean theorem
a^2 + b^2 = c^2
6^2 + 9^2 = c^2
36 + 81 = c^2
117 = c^2
c = 10.8 miles

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