What is the surface area of sphere with radius 13 ft?
676π ft2
2704π ft2
208π ft2
52π ft2

Surface area of a sphere=

Step-by-step explanation:

the surface area of sphere with radius 13 ft

Surface area of a sphere formula is

Where 'r' is the radius of the sphere

r= 13 ft

plug in the radius and find surface area

Surface area of a sphere =

=

= square feet

definition: a circle is the  set of all points in a plane that are equidistant  from a given  point  called the center of the circle. we use the symbol ⊙ to represent a circle. the a line segment from the center of the circle to  any point  on the circle is a radius of the circle.

step-by-step explanation:

i googled it and this is what i got i don't know how it is. sorry.

if x = 1, then the answer is 3.5