Mathematics, 19.07.2019 00:00 janette32

Fiona’s school has three hallways that make up three sides of a triangular building design. in the morning, fiona walks 90 yards through the first hallway to get to the next. in the afternoon, she walks 60 yards through a second hallway to exit the building. what are the possible lengths of the third hallway that she did not walk through?

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