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Grade 11Algebra

Polar coordinate of vertices of a triangle are O(0,0), A(3,π/2) ,B(3,π/6) , then this triangle is a equilateral triangle.Explain????

Profile image of Nitin Kumar
9 Years agoGrade 11
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1 Answer

Profile image of npcyh
9 Years ago
see the slopes of lines and then find angle between them. if all the three are 60degree then equilateral