Leg lengths of a 45°-45°-90° Special Right Triangle are equal
Leg lengths =
Leg lengths =
Rationalize to remove the radical from the denominator:
Leg lengths =
Leg lengths =
Leg lengths = 5√2 = 7.071067811865
Leg lengths =
Leg lengths =
10/√2
Rationalize to remove the radical from the denominator:
Leg lengths =
10 * √2/√2 * √2
Leg lengths =
10√2/2
Leg lengths = 5√2 = 7.071067811865