The surface area of a sphere is found using the formula where r is the radius of the sphere. the surface area of a cube that is the same height and width (2r) as the sphere is. what is the ratio of the surface area of the sphere to the surface area of the cube?

How do you find the circumfrance of a circle?

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square