When you multiply 10, move the decimal point to the right one place value
3.14 x 10 = 31.4
31.4 is your answer
hope this helps
Answer:
Step-by-step explanation:
2.5 surface area
Earth: radius = 6378 kilometer, diameter = 12756 kilometers.
Use the Pythagorean Theorem
6 feet and 14 feet are the "legs" and the ladder length is the hypotenuse.
hypotenuse^2 = 6^2 + 14^2
hypotenuse^2 = 36 + 196
hypotenuse^2 = 232
<span><span><span>hypotenuse = 15.2315462117
</span>
ladder length = 15 feet
Source:
http://www.1728.org/pythgorn.htm
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