gentrygoated123
22.01.2021 •
Mathematics
The area of a rectangular piece of cardboard is 80 sq. cm. Find its length if it's breadth is 25/4cm.
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Ответ:
So you multiply the first factors, which will get you 14.4 and you add the powers together which will get you 10^8. Since 14.4 is not acceptable, you move the decimal and add 1 to the power which will get you 1.44 x 10^9
hope that helps :)