A regular dodecagon (12-sided regular polygon) is inscribed in a circle of…
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A regular dodecagon (12-sided regular polygon) is inscribed in a circle of radius r cm as shown in the figure. The side of the dodecagon is d cm. All the triangles (numbered 1 to 12) in the figure are used to form squares of side r cm and each numbered triangle is used only once to form a square.
The number of squares that can be formed and the number of triangles required to form each square, respectively are:
Note: The figure shown is representative.
- A.
3; 4
- B.
4; 3
- C.
3; 3
- D.
3; 2
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