What is the area of a circle with a radius of 2.1cm? Use 3.14 for π.
2 answers:
Answer:
A= 13.8474
Step-by-step explanation:
The <u>formula for the area of a circle</u> is A= πr^2 <em>(pi times r, or radius, squared).</em>
So if you <u>insert the values into the formula</u> you have....
A= 3.14(2.1 cm)^2
You can use a <em>calculator</em> from there to get....
A= 13.8474
Answer: I got's you lol
A≈13.85cm²
And the radius is 2.1
Step-by-step explanation:
Hope this helps let me know :)
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