Um, is there angles to look at, or an actual problem?
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Answer:

Step-by-step explanation:
The total surface area of a cone is given by :

Put r = 2r and l = 2l in the above formula

Hence, the total surface area of the cone is
.
Answer: c
Step-by-step explanation:
Answer:
each unit being divided into smaller parts
Step-by-step explanation: