Acircle has an area of 80 square centimeters. which answer is closer to the measure of its radius?

Since the area of a circle is  .

Now we are going to divide each side by .



Since the radius could not be negative your answer is positive .

Sometimes life is like a tunnel. you can’t always see the light at the end of the tunnel, but if you keep moving, you will come to a better place

The shelves will hold 270 books in total