Question

Find the incentre of the triangle formed by (0, 0), (2, 2) and (1-root3, 1+root3).
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Answer 1

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Ratio of the sides of the two figures (fig 2:fig 1) = 2:1

Ratio of the areas of the two figures (fig 2:fig 1) = 3:1

Ratio of the perimeter of the two figures (fig 2:fig 1) = 2:1