CPM Homework Help : CC3 Problem 9-144

Additional Challenge: Use the diagram and your answer to problem 9-138 above. If your classroom measured $30$ ft by $30$ ft by $10$ ft, what distance would the fly travel?

Hint:

A box with the length and width each 30 feet, and height,10 feet. Dashed lines are drawn diagonally across the square bottom of the box, and from the lower right corner to the upper left corner of the box.

More Help:

Find the distance the fly traveled by finding the hypotenuse of the triangle (in orange).
Notice that the longest leg of the right triangle (in purple) is the distance between two opposite corners on the floor.

Answer:

$\sqrt{1900} \approx 43.59\text{ ft.}$