SOLUTION: The width of a rectangle is 6 feet, and the diagonal is 10 feet. What is the area of the rectangle?

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Question 322013: The width of a rectangle is 6 feet, and the diagonal is 10 feet. What is the area of the rectangle?
Answer by nyc_function(2741) About Me  (Show Source):
You can put this solution on YOUR website!
Length = 6
diagnoal = 10
side = x
We need to find x using the Pythagorean Theorem.
x^2 + 6^2 = 10^2
x^2 + 36 = 100
x^2 = 100 - 36
x^2 = 64
sqrt%28x%5E2%29 = sqrt%2864%29
x = 8
The width is 8.
Area = length times width
Area = length times width
Area = 6 times 8
Area = 48 square feet
Done!