A diagonal of a square is defined, where <em>a</em> is side of the square. Solve for <em>a</em> to get .
Now multiply <em>a</em> by 4 since that is the definition of a perimeter,
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Hope this helps.
If the divisor is not a whole number, move decimal point to right to make it a whole number and move decimal point in dividend the same number of places.
Divide as usual. ...
Put decimal point directly above decimal point in the dividend.
Check your answer.
You multiply 28 X 7. That's going to equals to 196. So the scale of her apartment is 196
2x3= 6
18÷6= 3
So, 3x4 = 12
Answer:a
Step-by-step explanation: