The scientific notation of 6.3 is written as 6.3 × 10^0; option A
<h3>Scientific notation</h3>
- The decimal points should be moved between the first digit and the next digit.
- When moving decimal point to the left in scientific notation; it is negative, that is, -
- When moving decimal point to the right in scientific notation; it is positive, that is, +
Therefore, since there are only two significant number in 6.3, the decimal point can not be moved.
6.3 in scientific notation
= 6.3 × 10^0
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1130.9734
volume=πr2h
π x 6 x 10= 1130.9734
Answer:
The answer is B
Step-by-step explanation:
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Answer:
D.$315
Step-by-step explanation:
$450=100%
100%-20%-10%=70%
$450×70%=$450×70/100
=$315
