Question

What is the distance between points (3, 1) and (0, –5)? Round to the nearest tenth.

Answer 1

What is the distance between points (3, 1) and (0, -5)? Round to the nearest tenth.

Distance is: $d = \sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2}$

$$d = \sqrt {(0 - 3) ^ {2} + (- 5 - 1) ^ {2}} = \sqrt {9 + 3 6} = \sqrt {4 5} = 3 \sqrt {5}$$