224k views
4 votes
The area of a circle with radius length r is 3.14r2. What is the

area of a circle with a radius length of 2?

User Hobbs
by
8.4k points

1 Answer

1 vote

Final answer:

The area of a circle with a radius length of 2 is approximately 12.56 square units.

Step-by-step explanation:

The formula for the area of a circle is A = πr². In this formula, A represents the area, π represents a constant approximately equal to 3.14, and r represents the radius of the circle. To find the area of a circle with a radius length of 2, we can substitute r = 2 into the formula.

A = π(2)²

A = 4π

Since we are asked to ignore any typos or irrelevant parts of the question, we can approximate π as 3.14 to calculate the area.

A ≈ 4(3.14)

A ≈ 12.56

Therefore, the area of a circle with a radius length of 2 is approximately 12.56 square units.

User Lauro
by
7.5k points