of contact. Prove.
14. Prove that the points 0(0, 0), A(3, 3) and B(3,-V3) are the vertices of an
equilateral triangle. Find the area of this triangle.
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Answer:
Sorry area is
sin60=oc/√12
√3/2=oc /√12
oc=√36/2
therefore area is
=1/2 × √36/2 ×√12
= 1/2× 6/2×√12
= 1/2 ×3 × 2√3
= 3√3
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