the ordinate of a point a on y axis is 5 and b has co-ordinate - 3, 1 find the length of ab
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Answered by
5
Length of AB can be found out by using the distance formula
= √【(x1 -x2)^2 + (y1 -y2)^2】
= √【(-3-0)^2 + (1-5)^2】
=√【9 + 16】
=√25
=5
So length of AB is 5 units..
= √【(x1 -x2)^2 + (y1 -y2)^2】
= √【(-3-0)^2 + (1-5)^2】
=√【9 + 16】
=√25
=5
So length of AB is 5 units..
Answered by
2
√(y2-y1)2 + (x2-x1)2
√16 + 9
√25
5
√16 + 9
√25
5
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