Πr^2=area 9=r 9^2=81π=254.47
There are 4 vertices of a square to the right.
Answer:
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Step-by-step explanation:
Answer:
a ) 2¹/2
Step-by-step explanation:
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In general, 23 more than a number is written as

In our case, x is 'twice a number'; thus,

Finally, the whole expression is

<h2>The answer is 2n+23</h2>