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11 questions from this quiz
Total area of all outer surfaces
A shape unfolded and laid flat
It equals the total area of the net
A cross-shaped pattern
4πr24\pi r^24πr2
Four times
πrl+πr2\pi rl + \pi r^2πrl+πr2
Curved surface area
2πrh+2πr22\pi rh + 2\pi r^22πrh+2πr2
3πr23\pi r^23πr2
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