Question

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

Answer 1

5

Answer 2

the distance from (2,2) to (5,6 ) = 5
the distance from ( 2,2 ) to (6,2) = 4
this distance from ( 5,6) to (6,2 ) = 4.1231