didirose
04.07.2019 •
Mathematics
Multiply the following,write your answer in scientific notation. 120 ·(4.5 × 10^5)
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Ответ:
120x(4.5x10^5)= 5.4x10^7 or 54e7
Ответ:
100(pi)/9
Step-by-step explanation:
We use the equation (theta/360)(2)(pi)(r)
Theta = 100 (100 degrees of a 360 degree circle)
r = 10 (not 20 because that is the whole needle, we need half of 20 for the radius)
Plugging this in: 100/360 (2)(pi)(10)
2,000(pi)/360
Divide by 20 to simplify: