Respuesta :

D. 5 is the answer
Explanation:
Your points are (1,2) and (-2,-2)
Substitute the X’s and Y’s in to get:
(-2-1)^2 + (-2-2)^2
(-3)^2 + (-4)^2
9 + 16
25
Now square root the answer
Square root of 25 = 5
Answer is 5

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