Question

Find the distance between the points (10,7) and (5,
–
5).
Write your answer as a whole number or a fully simplified radical expression. Do not round.
units

Answer 1

Distance = sqrt[(10−5)^2 + (7−(−5))^2] = sqrt[5^2 + 12^2] = sqrt[25+144] = sqrt[169] = 13 units.