Patty is building a rope ladder for a treehouse. She needs two 4-foot pieces of rope for the sides of the ladder. She needs 6 pieces of rope, each 15 inches long, for the steps. How many feet of rope does Patty need to make the ladder? Write your answer as a mixed number and as a mixed measure in feet and inches.

this is false ^.^ lol

step-by-step explanation:

no, her answer is not correct.   we square the lengths of all sides and then determine whether the pythagorean theorem holds here:

9² + 15² = 306.   this is not equal to the square of the longest side ( that square being 395.   answer c is correct.

step-by-step explanation:

its 512 because parenthesis and to the 2nd power is 512 so it will be 512