The number of square inches of a circle’s area is equal to the number of inches of its circumference. What is the radius of the circle? Explain how you found your answer

Sum of the interior angles of a pentagon

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle?

Find the measure of anglec in the following triangle