Question

A rectangular swimming pool has a length of 48 feet and a width of 36 feet, A hose needs to extend from the southwest corner of the pool to the northeast corner of the pool. What is the shortest length the hose can be to extend from one corner to the other corner?
A. 42 feet
B. 60 feet
C. 32 feet
D. 84 feet

Answer 1

The diagonal of a rectangle =root(l^2+b^2)
Therefore,root(36^2+48^2)
. =root(1296+2404)
. =root(3600)=60
Answer is 60 feet.

Answer 2

The horse should walk 60 feet. Use the Pythagorean Theorem here. 
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