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Mathematics 7 Online
OpenStudy (anonymous):

If you tripled the slant height and radius of a cone, what would be the formula to find the modified surface area?

OpenStudy (anonymous):

\[3 \times Height = 3H\]\[3 \times Radius = 3R\]

OpenStudy (anonymous):

Using what you now know and the equation for the surface area of a cone what would be the formula if that were to happen?

OpenStudy (anonymous):

@Johnbc would it be \[SA=6\pi rl+6\pi r^{2}\]

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