Question

The purple figure is composed of small squares with side-length 1 unit and curves that are an arc of a circle.

Area of the circle:

Perimeter of the circle:

Answer 1

Area = 3.141593 units ²

Perimeter = 6.283185 units

Explanation:

Area = πr² = π1² = 3.141593 units ²

Perimeter = 2πr = 2π(1) = 6.283185 units