kbearxoo
kbearxoo
01-06-2017
Mathematics
contestada
help me please and explain
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mreijepatmat
mreijepatmat
01-06-2017
The length of a segment AB, knowing their pairs (coordinates) is
AB =√[(x₂-x₁)² + (y₂-y₁)₂], x₁, y₁ being the pair of A and x₂, y₂, the pair of B
A(1,2) and B(4,6)
AB =√[4-1)² + (6-2)²] ; AB =√(9 +16) = √25 Hence AB = 5
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