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#1 2012-09-30 18:50:06
- Agnishom
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Right angled Triangle
Let their be a triangle ABC with sides a opposite to A, b opposite to B and c opposite to C. It is right angled at C. If p is the perpendicular from C to AB.
Then Is the following true? If yes, how?
'And fun? If maths is fun, then getting a tooth extraction is fun. A viral infection is fun. Rabies shots are fun.'
'God exists because Mathematics is consistent, and the devil exists because we cannot prove it'
'The whole person changes, why can't a habit?' -65
#2 2012-09-30 19:41:19
- bob bundy
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Re: Right angled Triangle
hi Agnishom
Yes it is.
outline of proof follows.
Let AD = x and DB = y as shown in diagram. => x + y = c
Use Pythagoras together with ab = pc in eqn 1
The rest I leave to you.
Bob
You cannot teach a man anything; you can only help him find it within himself..........Galileo Galilei
#3 2012-09-30 20:43:26
- Agnishom
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Re: Right angled Triangle
Putting ab = pc in eqn1:
It was indeed a great one
'And fun? If maths is fun, then getting a tooth extraction is fun. A viral infection is fun. Rabies shots are fun.'
'God exists because Mathematics is consistent, and the devil exists because we cannot prove it'
'The whole person changes, why can't a habit?' -65