What's smaller 4/5 or 7/10
2 answers:
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Answer:
38.5
Step-by-step explanation:
The formula for the area of the circle is .
Since you have the diameter and you're told to use 3.14 as pi, all you need to do is to substitute.
The diameter is also 2 times the size of the radius so you divide 7 by 2.
So