SOLUTION: A pencil box, in the shape of a rectangular prism, measures 16 cm by 12 cm by 8 cm. Find the length of the longest pencil that would fit inside a box.
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Question 1005646: A pencil box, in the shape of a rectangular prism, measures 16 cm by 12 cm by 8 cm. Find the length of the longest pencil that would fit inside a box.
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
The diagonal distance from the lower front left corner to the upper back right corner is what you want...
d^2 = a^2 + b^2 + c^2
d^2 = 16^2 + 12^2 + 8^2
d^2 = 256 + 144 + 64
d^2 = 464
d = 21.54 cm
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