If P(2,3) and Q)2, 5) are points on a graph, calculate the length PQ
6 units
5 units
4 units
2 units
Correct answer is D
\(\sqrt{(x_2 - x_1)^2 + (y_2 - Y_1)^2}\)
= \(\sqrt{(2 - 2)^2 + (5 - 3)^2}\)
= \(\sqrt{0^2 + 2^2}\)
= \(\sqrt{4}\)
= 2 units
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