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Posted by on Sunday, December 4, 2011 at 10:40am.

in a traingle ABC three sides is given 6cm, 5cm and 5.6cm is given, what will be the length of a perpendicular drawn on the side BC with A as vertex

  • geometry - , Sunday, December 4, 2011 at 11:26am

    BC (b) times half the length of the perpendicular (h/2) equals the area.

    Use Heron's formula for the area in terms of the lengths of the three sides:

    http://mste.illinois.edu/dildine/heron/triarea.html

    Set that equal to (1/2) b*h and solve for h.

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