Question

Pleas help! I do not understand.

Answer 1

Distance between 2 points formula:

d = √[(x1 - x2)^2 + (y1 - y2)^2]

Plug in

d = √[(-4√2 + √32)^2 + (-√12 - 2√3)^2]

d = √[(-4√2 + 4√2)^2 + (-2√3 - 2√3)^2]

d = √[0 + (-4√3)^2]

d = √(16 * 3)

d = 4√3

Answer

Last one

4√3

 

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