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Show that the points (a,a),(-a,-a),(root3a,root3a) are …

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Show that the points (a,a),(-a,-a),(root3a,root3a) are the vertices of an equilateral triangle.

Posted by Amulya Chougale 4 years, 6 months ago

CBSE > Class 10 > Mathematics

2 answers

Amulya Chougale 4 years, 5 months ago

Thank u

0Thank You

😜Arnav Arya🙃 4 years, 6 months ago

Let , A (a,a) B (a,-a) & C (√3a,√3a) Now use distance formula :- => √(x2-x1)² + (y2-y1)² to find dist AB => √(a-a)² + (-a-a)² =>√(0)² + (-2a)² =>√4a² => 2a NOTE :- from similar method you have to find distance (BC) & distance (AC) Don't miss the step ⬆️ :- If AB = BC or AC = BC or AB = AC then it is isosceles Δ HOPE FRIEND THIS WILL HELP YOU :)

2Thank You

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CBSE > Class 10 > Mathematics