9: Part A The diameter of a circle is 63 centimeters. Find its circumference. Use π=3.14. A 31.5 centimeters B 98.91 centime
ters C 197.82 centimeters D 3,115.67 centimeters Part B Find the area of the circle. ( use π=3.14 ) Round your answer to the nearest hundredth. Answer: square centimeters. 
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Answer:
General Formulas and Concepts:
<u>Algebra I</u>
- Exponential Rule [Rewrite]:
<u>Calculus</u>
[Area] Limits of Riemann's Sums - Integrals
Integration Rule [Reverse Power Rule]:
Integration Rule [Fundamental Theorem of Calculus 1]:
Step-by-step explanation:
<u>Step 1: Define</u>
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<u>Step 2: Find Area</u>
- [Integral] Set up area:
- [Integral] Rewrite:
- [Integral] Reverse Power Rule:
- [Area] Fundamental Theorem of Calculus:
Topic: Calculus
Unit: Basic Integration/Riemann Sums
Book: College Calculus 10e