Find the area and the circumference of a circle with radius 5m.Use the value 3.14 for π, and do not round your answers. Be sure to include the correct units in your answers.
Question
Find the area and the circumference of a circle with radius 5m.Use the value 3.14 for π, and do not round your answers. Be sure to include the correct units in your answers.
Solution
To find the area and the circumference of a circle, we use the formulas:
Area = πr² Circumference = 2πr
Given that the radius (r) is 5m and π is approximately 3.14, we can substitute these values into the formulas.
For the area: Area = πr² = 3.14 * (5m)² = 3.14 * 25m² = 78.5m²
For the circumference: Circumference = 2πr = 2 * 3.14 * 5m = 31.4m
So, the area of the circle is 78.5 square meters and the circumference is 31.4 meters.
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