raeesahh475 raeesahh475

03-07-2020
Mathematics

contestada

work out the surface area of the Sphere leave your answer in terms of Pi
a) radius is 5cm
b)radius is 3cm
10 points given for a right answer. thanks!

Respuesta :

shezbugs981 shezbugs981

03-07-2020

A)4πr^2

4π(5)^2

4π(25)

A≈314.2π

B)4πr^2

4π x (3)^2

4π x(9)

A≈113.112π

hope it helps

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