# Twice of radius

How many times does the surface of a sphere decrease if we reduce its radius twice?

**Correct result:****Showing 0 comments:**

Tips to related online calculators

Need help calculate sum, simplify or multiply fractions? Try our fraction calculator.

Check out our ratio calculator.

Check out our ratio calculator.

#### You need to know the following knowledge to solve this word math problem:

We encourage you to watch this tutorial video on this math problem: video1

## Next similar math problems:

- Volume of sphere

How many times does the volume of a sphere increase if its radius increases 2 ×? - Sphere radius

The radius of the sphere we reduce by 1/3 of the original radius. How much percent does the volume and surface of the sphere change? - Cylinder twice

If the radius of the cylinder increases twice, and the height is reduced twice, then the volume of the cylinder increases (how many times?): - Ratio of volumes

If the heights of two cylindrical drums are in the ratio 7:8 and their base radii are in the ratio 4:3. What is the ratio of their volumes? - The Earth

The Earth's surface is 510,000,000 km^{2}. Calculates the radius, equator length, and volume of the Earth, assuming the Earth has the shape of a sphere. - Sphere radius

The surface of the sphere is 60 cm square. Calculate its radius; result round to tenth of cm. - Area of rectangle

How many times will increase the area of the rectangle, if we increase twice the length and at the same time we decrease the width by the half? - Area to volume

If the surface area of a cube is 486, find its volume. - Sphere VS

Find the surface and volume of a sphere that has a radius of 2 dm. - Cube walls

Find the volume and the surface area of the cube if the area of one of its walls is 40 cm^{2}. - Cone and the ratio

Rotational cone has a height 23 cm and the ratio of the base surface to lateral surface is 7: 9. Calculate a surface of the base and the lateral surface. - Radius

Determine the radius of the circle, if its perimeter and area is the same number. - Cube surfce2volume

Calculate the volume of the cube if its surface is 150 cm^{2}. - Cuboid - edges

The cuboid has dimensions in ratio 4: 3: 5, the shortest edge is 12 cm long. Find: (A) the lengths of the remaining edges, (B) the surface of the cuboid, (C) the volume of the cuboid - The volume

The volume of the sphere is 1 m^{3}, what is its surface? - Cube 2

How many times will increase if the surface area of the cube if we triple length of its edge? - Sphere A2V

The surface of the sphere is 241 mm^{2}. What is its volume?