Surface Area of a Composite Hemisphere (Bowl)
Surface Area of a Composite Hemisphere (Bowl)
Secondary 2
A bowl is made by removing a smaller solid hemisphere of radius \(r\) cm from a larger solid hemisphere of radius \(9\) cm. The total surface area of the bowl is \(268\pi \) cm\(^{2}\).
Find the value of \(r\).
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Answer:\(5\text{ cm}\)
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