SOLUTION: A vertices of a triangle A(1,2) B(4,5) C(3,-2).
(a) find the surd form the length AB, BC and AC
(b) show that cosA=-1/(square root of 10) and deduce the value of sinA in surd for
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Question 1137926: A vertices of a triangle A(1,2) B(4,5) C(3,-2).
(a) find the surd form the length AB, BC and AC
(b) show that cosA=-1/(square root of 10) and deduce the value of sinA in surd form
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
A vertices of a triangle A(,) B(,) C(,).
(a) find the surd form the length AB, BC and AC
A(,) B(,)
B(,) C(,)
A(,) C(,)
(b) show that and deduce the value of in surd form
use
..will be easier
=..........since =>
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