SOLUTION: having trouble finding surface area of regular triangle-based pyramid with base of 5 and slant height of 8?

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Question 890762: having trouble finding surface area of regular triangle-based pyramid with base of 5 and slant height of 8?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
What is "base of 5?"
Area?
Side length?