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12. What is the distance between P(–4, 3) and Q(6, 1)? Round to the nearest tenth.

can someone please explain how to do this problem please

1 answer

draw horizontal and vertical lines from the two points to form a rectangle. The distance between them is just the diagonal of the rectangle. That is why the distance formula is

d = √(10^2+2^2) = √104

The distance formula is just the Pythagorean theorem value.
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