A 3 cm x 10 cm rectangle sit inside a circle with radius of 12 cm what is the area of the circle

If wxyz is a square, which statements must be true?

Rachel is baking a cake but does not know if she wants to make a round or a square cake which cake has a larger area a round 8 inch cake or a square 9 inch cake

Afire department spend $900 to purchase a new helmets and gloves the amount included a 6% sales tax what was the price of the equipment to the nearest dollar before tax?