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Subjects
Mathematics State Board
Class 9
Coordinate Geometry
Co-ordinate system and Properties of distance
11.
Five marks example problems V
Exercise condition:
4
m.
Show that the points \(A(7, 10)\), \(B(-2, 5)\), \(C(3, -4)\) are the vertices of a right angled triangle.
\(AB\) \(=\)
i
\(BC\) \(=\)
i
\(AC\) \(=\)
i
\(AB^2 + BC^2 =\)
i
+
i
=
i
≠ AC²
= AC²
The given points are
not a vertices of a triangle
vertices of a triangle
.
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