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Diano4ka-milaya [45]
3 years ago
11

Use the distance formula to decide whether ab=bc A(4,2) B(-1,-1) C(-6,-4)

Mathematics
1 answer:
quester [9]3 years ago
4 0
AB= \sqrt{(-1-4)^2+(-1-2) ^{2} }= \sqrt{(-5)^2+(-3)^2}= \sqrt{34}   \\  \\  BC= \sqrt{(-6+1)^2+(-4+1) ^{2} }= \sqrt{(-5)^2+(-3)^2}= \sqrt{34}   \\  \\  \sqrt{34}= \sqrt{34} \ \ \to \ \ AB=BC
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