A carpenter measures out 6 feet and 9 feet along the corner of a building.  If the building is square how long should the diagonal measure? Expressing your answer as a radical:

Elementary Algebra
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Chapter3: Math Models
Section3.4: Solve Geometry Applications: Triangles, Rectangles, And The Pythagorean Theorem
Problem 3.71TI: The area of a triangular painting is 126 square inches. The base is 18 inches. What is the height?
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A carpenter measures out 6 feet and 9 feet along the corner of a building.  If the building is square how long should the diagonal measure?

Expressing your answer as a radical:

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