Pete buys 5 video games at $64 each and pays for them with $20 bills. How many $20 bills does it take?
2 answers:
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<h2>Answer:</h2>
The radius of the cone is:
The total area of cone is given by:
where r is the radius of the cone and l is the slant height of the cone.
and the lateral area of cone is given by:
Hence, from equation (1) and (2) we have:
i.e.
i.e.