ACT Math 2.4 Plane Geometry
ACT Math: Plane Geometry Drill 2, Problem 4. What is the surface area of a sphere with radius = 6?
|ACT Math||Plane Geometry|
|ACT Mathematics||Plane Geometry|
|Foreign Language||Arabic Subtitled|
|Geometry||Area and Volume|
|Plane Geometry||Applications of geometry to three dimensions|
|Product Type||ACT Math|
It's 4 times pi times radius squared.
The evil test overlords have given us the radius --
So all we have to do is plug it in and do the math.
It's 4 times pi times 6 squared. Well, we know 6 squared is 36 so we just simplify by
multiplying 36 times 4 to get 144.
The answer is C - 144 pi.