Question

The leg of a right triangle is 2 units and the hypotenuse is 3 units. What is the length, in units, of the other leg of the triangle?

Square root of 5 units
Square root of 13 units
5 units
13 units

Answer 1

Square root of 5 units

Explanation:

Pythagorean therom since it's a right triangle and you're trying to find the sides.

a^2 + b^2 = c^2

2^2 + b^2 = 3^2

4 + b^2 = 9

b^2 = 5

b = square root 5