Question

I need the answer quick!

A triangle has vertices at coordinates (11,1), (2,3) and (3,7). What is the number of units in the length of the longest side of the triangle?

Answer 1

I really need this ASAP T^T

Answer 2

(11,1) to (2,3) = sqrt (81 + 4) = sqrt(85)
(2,3) to (3,7) = sqrt (1 + 16) = sqrt (17)
(3,7) to (11,1) = sqrt (64 + 36) = sqrt ( 100) ----> winner