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7. What is the distance joining two points P(3,5) and R(-12,5)?
A. 15
B.9
C.-9
D.-15
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Sagot :

NEIL082182IN

Answer:

d²= (x2-x1)²+(y2-y1)²

d²= ((-12)-3)²+(5-5)²

d²= (-15)²+ (0)²

d²= 225

d = √225

d = 15

ans. A

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