Answered

what is the surface area a circular spa with a 12 foot diameter with formula



Answer :

ChillinFool
the area of a circle is found with A=[tex] \pi [/tex]*[tex] r^{2} [/tex]

the r stands for radius the radius is half the diameter so it would be 6

A=[tex] \pi [/tex]*[tex] 6^{2} [/tex]
A=3.14*36
A=113.4
the surface area of your spa is 113.4 feet