Question

an equilateral triangle of side 20cm is inscribed in a circle.calculate the distance of a side of the triangle from th centre of the circle.

Answer 1

The circle center lies at the intersection of the angle bisectors.

Draw a line from the center perpendicular to a side.

The distance from the center to the side is d = 10(sin30º) = 5.

Answer 2

5.77cm

Answer 3

11.54cm

Answer 4

Solutions

Answer 5

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