Math Is Fun Forum

Jai Ganesh

Administrator

Registered: 2005-06-28

Posts: 49,176

Pre-University Mathematics - II

1. Show that the points (6,6), (2,3), and (4,7) are the vertices of a right angled triangle.

2. Show that the points (7,9), (3,-7(, and (-3,3) are vertices of a right angled isosceles triangle.

3. Show that the points (4, -4), (-4,4), and (4√3, 4√3) are the vertices of an equilateral triangle.

4. Show that the set of points (-2,-1), (1,0), (4,3), and (1,2) are the vertices of a parallelogram.

5. Show that the set of points (2,-2), (8,4), (5,7), and (-1,1) are the vertices of a rectangle taken in order.

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It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.