The length of a pencil is 7½ inches. What is the combined length of 9 pencils that are this size?
2 answers:
Answer:
7in
Step-by-step explanation:
Answer:
67.5
Step-by-step explanation:
7.5 (the lenght of the pencil) multiplied by 9 (the number of pencils) is 67.5
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Area = πr^2
π4^2 =16π
=50.3
Use formula: an = a1 * r^(n-1)
a1 = 2, r = -2
a12 = 2 * -2^(12-1)
a12 = 2 * -2^11
a12 = 2 * -2048
a12 = -4096
Solution: -4096
What's the rest of the question?
Answer:
that would take 12 hours to burnt the 6inch candle
