Question

3) Show that (-2,1), (0, 3), (2, 1) and (0, -1) are the vertices of a rhombus.
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Answer 1

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Step-by-step explanation:

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Answer 2

Answer

By using distance formula

d(A,B) = 2√2

d(B,C) = 2√2

d(C,D) = 2√2

d(D,A) = 2√2

AB = BC = CD = DA

therefore, All sides are congruent

Trapezium, ABCD is a rhombus.

(-2,1) (0,3) (2,1) (0,-1) are the vertices of rhombus

I hope it is helpfull for u