Match the elements on the left with the terms related to them on the right.
A
Has two arms
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B
Has a radius
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C
Has 4 sides
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D
Has 3 sides
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Solution
A triangle is a polygon made up of 3 sides, as shown below. A circle has a fixed centre and a radius. Here, O is the centre and OA is the radius.
An angle has one vertex from where the two rays originate and these two rays are its arms. A quadrilateral is a polygon made up of 4 sides, as shown below. Here, AB, BC, CD and DA are the 4 sides of the quadrilateral ABCD.