The distance between two points is defined by the following equation derived from the pythagorean theorum:
d = sqrt((x2 - x1)^2 + (y2-y1)^2)
Where (x1, y1) is the coordinates of the first point and (x2, y2) is the coordinates of the second point.
For your problem,
(x1, y1) = (4, -3)
(x2, y2) = (-4, 3)
d = sqrt((-4 - 4)^2 + (3 - -3)^2)
d = sqrt((-8)^2 + (6)^2)
d = sqrt(64 + 36)
d = sqrt(100)
d = 10
The distance between the two points is 10.
I hope this helps!
2006-11-27 03:16:51
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answer #1
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answered by Anonymous
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AB^2=(3+3)^2+(-4-4)^2
=36+64
=100
AB=10
2006-11-27 03:18:18
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answer #2
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answered by raj 7
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The line passing through these points passes through origin.The distance between these points can be calculated by the Pythagoras Theorem.
Point A lies in the fourth quadrant.Its X coordinate is 4 & its distance from Y-axis is 4 units & Y coordinate is -3 but its distance from X axis is 3 units (as distance is never negative).Hence by the theorem,distance of A is 5 units.
The same procedure can be used to find the distance of point B from origin condition is its X & Y coordinates are changed.
The distance of point B from the origin is also 5 units.
Hence the distance between points A(4,-3) & B(-4,3) is
5+5=10 units
Its easy to solve such types of questions if you know the Pythagoras theorem.
2006-11-27 03:27:27
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answer #3
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answered by DOOM 2
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Think of this as a right-angled triangle, and you are trying to find the hypotenuse. Use the Pythagorean theorem. The difference in the x-coordinates is 8, in the y-coordinates it is 6. 8^2 + 6^2 = 64 + 36 = 100. Take the square root of 100, and the answer is 10.
2006-11-27 03:23:30
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answer #4
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answered by TitoBob 7
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At a glance, I would say 10.
subtract the x's.... 8
subtract th y's ....6
It's a classic 3,4,5 right triangle.....6,8.10
2006-11-27 03:17:13
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answer #5
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answered by Anonymous
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d=sqrt((-4-4)^2 + (-3-3)^2)
good luck
2006-11-27 03:17:19
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answer #6
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answered by Anonymous
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