The rectangle below has an area of X squared -144 m² and a length of X +12 m what expression represents the width of the triangl
1 answer:
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Answer:
A,
Step-by-step explanation:
a^2 + b^2 = c^2
8^2 + b^2 = 9^2
64 + b^2 = 81
b^2 = 17
b =