triangle abc is right angled at a and ad is perpendicular to bc if ac = 12 cm and bc = 13 cm then find the length of altitude ad
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Step-by-step explanation:
In right triangle abc
Bc^2 =AC^2 +AB^2
AB^2= BC^2 -AC^2
AB^2=13^2-12^2
=169-144
=25
AB=5CM
AR ABC =AR ABC
1/2*AB*AC=1/2*BD*AD
12*5=13*AD
AD=60/13=4.6CM
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