Mathegoras

Coordinate geometry › Points, distance and midpoints › Centroid and orthocentre coordinates

Longest side of a triangle

Middle school · ●○○○○ 10 pts

A triangle has vertices at coordinates (2,2)(2,2), (5,6)(5,6) and (6,2)(6,2). What is the length, in units, of the longest side of the triangle?

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distance formulaPythagorean theorem