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In the triangle ABC with vertices A (...

In the triangle ABC with vertices A (2, 3), B (4, 1) and C (1, 2), find the equation and length of altitude from the vertex A.

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The correct Answer is:
`sqrt(2)` units
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MODERN PUBLICATION-STRAIGHT LINES -Exercise 10.3
  1. Reduce the following equations into slope-intercept form and find thei...

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  2. Reduce the following equations into intercept form and find their int...

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  3. Reduce the following equations into normal form. Find their perpendic...

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  4. Find the distance of the point (-1, 1) from the line 12(x+6)=5(y-2).

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  5. Find the points of the xaxis, whose distances from the line x/3+y/4=1...

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  6. Find the distance between parallel lines (i) 15 x" "+" "8y" "" "34"...

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  7. find equation of the line parallel to the line 3x - 4y + 2 = 0 and pas...

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  8. Find equation of the line perpendicular to the line x" "" "7y" "+" "5"...

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  9. Find angles between the lines sqrt(3)x+y=1and x+sqrt(3)y=1.

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  10. The line through the points (h, 3) and (4, 1) intersects the line 7x-9...

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  11. Prow that the line through the point (x1> y1) and parallel to the l...

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  12. Two lines passing through the point (2, 3) intersects each other at a...

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  13. Find the equation of the right bisector of the line segment joining th...

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  14. Find the coordinates of the foot of perpendicular from the point (-1,3...

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  15. The perpendicular from the origin to the line y=mx+c meets it at the p...

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  16. If p and q are the lengths of perpendiculars from the origin to the l...

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  17. In the triangle ABC with vertices A (2, 3), B (4, 1) and C (1, 2), ...

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  18. If p is the length of perpendicular from the origin to the line whose ...

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