Posted by anonymus on Wednesday, November 30, 2011 at 12:35pm.
Triangle ABCis right angled at a .AD is perpendicular to BC.If AB=5cm,BC=13cm and AC=12cm,Find the area of triangle abc .Aiso findthe length of AD.

Maths  Steve, Wednesday, November 30, 2011 at 3:40pm
I hope you can figure the area of ABC with no trouble.
Using similar triangles, because angle B is the same in both, and both are right triangles,
12/13 = AD/5
AD = 60/13

Maths  anirudh the great, Monday, January 14, 2013 at 10:53am
Base of the triangle =13cm
altitude of the triangle=12cm
Area of the triangle=1/2(b)(a)
' =1/2(5)(12)
=30cm2

Maths  anirudh saini, Wednesday, October 19, 2016 at 6:56am
60/13AD and 30cm2triangle of ABC.
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