1. Given that they are equivalent, what is the diameter of the sphere?

2. What is the surface area of a cube that is equivalent to a cone with a radius of 4 cm and a height of 6 cm?

3. Find the radius of the cylinder knowing that the two solids are equivalent
12 cm

4. A square base pyramid has a surface area of 40 cm2 and a height 10cm
A square base pyramid has a surface area of 40 cm2 and a height 10cm. If both solids are equivalent, what is the slant height of the cone knowing that it has a circumference of 12 cm?