Oliver draws a line on his paper and from a point on the line draws a circle. He then measures the radius of his circle and constricts an arc inside his circle from a point on the circle. What is he trying to construct?
Aa square inscribed in a circle
Ba trapezoid inscribe in a circle
Ca pentagon inscribed in a circle
Dan equilateral triangle inscribed in a circle
Aa square inscribed in a circle
Ba trapezoid inscribe in a circle
Ca pentagon inscribed in a circle
Dan equilateral triangle inscribed in a circle