# geometry

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sandra walked 9 blocks due east then 12 blocks due south . what is the shortest distance from where she started to where she finished

• geometry -

Use the Pythagorean theorem and find the diagonal of this rectangle.

a^2 + b^2 = c^2

9^2 + 12^2 = c^2

81 + 144 = c^2

225 = c^2

15 = c

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