Question: Help me in solving these items with clear formula and answer. Thank you! 1. In a circle with a diameter of 12 inches, a regular
Help me in solving these items with clear formula and answer. Thank you!


1. In a circle with a diameter of 12 inches, a regular five-pointed star is inscribed. What is the area of that part not included in the star? 2. In a circle with diameter of 20 cm, a regular five-pointed star touching its circumference is inscribed. Find the area of the star.13. Two semicircles are inscribed in a square with side o cm as show Find the area of the shaded region
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