1.

If two vertices of an equilateral triangle be(0,0) , (3,√3), find the third vertex. ?

Answer» Oh
Hanji
Maths
Subject btao?
Overloaded hu?kl xm h
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Kesi ho?
Hlww
Hi
Nope its first equation
6x + 2√3y = 12 or 3x + √3y = 6 -----(i)
Thanx:)
solving it,x² + y² = x² -6x + 9 + y² - 2√3y + 3
Oh I got it?
The triangle is equilateral so √(x-0)²+(y-0)² = √(x-3)²+(y-√3)²
Let the cordinates be x,y
U can solve it by distance firmula
?
Its oral question!
Answer is 3,-√3


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