The circumference of a circle is 20π cm. what is the diameter of the circle?

Find the missing factor in exponential form 48^2=3^2 • ?

Find the actual dimensions of the box. the side length are in meters and integers. the surface area of the box is 104 m2 and volume of the box is 60 m3.

Aquadratic equation in standard from is written ax^2= bx+c, where a,b and c are real numbers and a is not zero?