Convert 0.00049 to scientific notation
2 answers:
Hello!
Scientific notation is a number 1-10 multiplied by .
As this number is less than one, we will use a negative exponent. We want to get a number between one and ten. To do so we multiply our number by . This gives us 4.9.
To show that this represents our number, we will use a negative exponent and get our answer below.
4.9()
I hope this helps!
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Answer:
The volume of the metal used is 5277.9 cm³.
Step-by-step explanation:
The volume of a cylinder is given by:
Where:
r: is the radius
h: is the height = 50 cm
The volume of metal () can be found by subtracting the internal volume (
) from the external volume (
):
The external radius is given by the sum of the internal radius with the tickness:
Hence, the volume is:
Therefore, the volume of the metal used is 5277.9 cm³.
I hope it helps you!