The diameter of a circle is 16 units what’s the radius

Mr angulo buy 5/8 pound of red grapes and 3/8 pound of green grapes. how many pounds of grapes did mr angulo buy

What is the quotient of 42/3 divided by 4 1/5

Alex drew a circle with right triangle prq inscribed in it, as shown below: the figure shows a circle with points p, q, and r on it forming an inscribed triangle. side pq is a chord through the center and angle r is a right angle. arc qr measures 80 degrees.