The sides of aabc are 4.5 ft. 7.5 ft, and 9 ft long. the area of aabc is about 17 square feet. if adef has sides that are 6 ft.
10 ft, and 12 ft long, explain how to use the area of aabc to find the area of adef
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b is the final answer! : )

y=mx+b

step-by-step explanation:

m slope, b y-intercept

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.