2021 June(D06) Math Question 50
Perimeter, Area, Volume
- Triangles, Squares, Rectangles, Circles
πR2−πr2=π42−π22=12π\pi R^2-\pi r^2= \pi 4^2-\pi 2^2=12\piπR2−πr2=π42−π22=12π
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