SOLUTION: Find all the points having an x-coordinate of 9 whose distance from the point (3, -2) is 10. a. (9, 6), (9, -10) b. (9, 13), (9, -7) c. (9, -12), (9, 8) d. (9,

Question 980039: Find all the points having an x-coordinate of 9 whose distance from the point (3, -2) is 10.
a. (9, 6), (9, -10)
b. (9, 13), (9, -7)
c. (9, -12), (9, 8)
d. (9, 2), (9, -4)
Please help. Thank you for your time
Answer by Cromlix(4381) (Show Source): You can put this solution on YOUR website!
Hi there,
Distance Formula:
sqrt (x2 - x1)^2 + (y2 - y1)^2
a) sqrt (9 - 3)^2 + (6-(-2)
sqrt (6)^2 + (8)^2
sqrt (36) + (64)
sqrt (100)
= 10
sqrt (9 - 3)^2 + (-10 -(-2))
sqrt (6)^2 + (-8)^2
sqrt (36) + (64)
sqrt (100)
= 10
The other 3 (b,c,d) do not give
a distance of 10.
Hope this helps:-)
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