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The slant height of a cone is 13 cm and ...

The slant height of a cone is 13 cm and its total surface area is `90pi cm^(2)`. Find its radius of base.

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To find the radius of the base of the cone given the slant height and total surface area, we can follow these steps: ### Step-by-Step Solution: 1. **Identify Given Values**: - Slant height (L) = 13 cm - Total Surface Area (TSA) = 90π cm² ...
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