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Let A (x(1),y(1) ) , B(x(2),y(2)) , C (x...

Let A `(x_(1),y_(1) ) , B(x_(2),y_(2)) , C (x_(3) , y_(3))` . Then find the area of the following triangles in a plane . And discuss with your friends in groups about the area of that triangle

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The correct Answer is:
`=(1)/(2) xxy_(2) xxx_(1) = (1)/(2) |x_(1)y_(2)|` sq . units
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VGS PUBLICATION-BRILLIANT-COORDINATE GEOMETRY -Think & discuss
  1. Ramu also writes the distance formula as AB = sqrt((x(1)-x(2))^(...

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  2. Sridhar calculated the distance between T ( 5 , 2) and ( R ( - 4 , - 1...

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  3. The line joining points A ( 6 , 9) and B ( - 6 , - 9) are given . ...

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  4. The line joining points A (6 , 9) and B ( - 6 , - 9) are given . ...

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  5. The line joining points A (6 , 9) and B ( - 6 , - 9) are given . ...

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  6. The iine joining points A ( 6 , 9) and B ( - 6, - 9) are givne Int...

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  7. The line joining points A ( 6 , 9) and B ( - 6 , - 9) are given Wha...

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  8. If A(x(1), y(1)), B(x(2), y(2)) then the circumradius of DeltaOAB is

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  9. Let A (x(1),y(1) ) , B(x(2),y(2)) , C (x(3) , y(3)) . Then find the ar...

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  10. Let A (x(1),y(1) ) , B(x(2),y(2)) , C (x(3) , y(3)) . Then find the ar...

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  11. Let A (x(1),y(1) ) , B(x(2),y(2)) , C (x(3) , y(3)) . Then find the ar...

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  12. Find the area of the triangle formed by the following points ( 2 ,...

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  13. Find the area of the triangle formed by the following points ( 3 ,...

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  14. Find the area of the triangle formed by the following points ( - 1...

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  15. What do you observe ? Justify the point that divides each median in t...

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  16. Plot these points on three different graphs . What do you observe ? ...

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  17. Can we have a triangle having area zero square units area ? (AS(2), A...

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  18. What does it mean ?

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  19. Does y = x + 7 represent a straight line ? Draw the line on the coord...

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  20. Find the slope overset(" "hArr)(AB) with the points lying on A ( 3 ,...

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