Question 21The sides of a regular polygon of $n$ sides, $n\gt4,$ are extended to form a star. The number of degrees at each point of the star is:$\dfrac{360}{n}$$\dfrac{(n-4)180}{n}$$\dfrac{(n-2)180}{n}$$180-\dfrac{90}{n}$$\dfrac{180}{n}$