i think 1 or 2 cm
A small three bedroom house.
The answer depends on the size of the sphere. When you've been around as long as we have, you start to notice that big spheres have more surface, and small ones have less surface. But whether the sphere is big or small, its surface in square feet is always 12.5664 times the square of its radius in feet.
How big is a wall that is 15 square feet?
To get the percentage, divide the small number by the big number. This would come out to be 11.26%.
Six square feet.
43,560 square feet.
Its about 770 square feet :)
About 98,618,195,174,400 square feet.
182.98 square feet
1,282,406,400 square feet.
789.25 square meters in square feet is: 8,495 square feet.
A square with sides of 70 feet has an area of 4900 square feet.