riaahroo2378
28.12.2019 •
Mathematics
The length of a rectangle is 6 cm shorter than twice the width. the perimeter of the rectangle is 42 cm. find the length and the width of the rectangle show your work
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Ответ:
42=6w-12
54=6w
w=9
42=2l+18
24=2l
l=12
length= 12cm, width= 9cm
Ответ:
Simon is incorrect
Step-by-step explanation:
3^0 is not 0, it is 1.
A way of thinking about this is if to get from 3^2 to 3^1, you need to divide by 3, then to get from 3^1 to 3^0 you need to divide by 3 again. 3 divided by 3 is 1.
This means 3^0*3^2=1*9=9