Respuesta :
Answer:
- πr²
Step-by-step explanation:
The circumference of a circle is given to be 2πr, and its radius to be r.
- Area = 1/2 x circumference x radius
- Area = 1/2 x 2πr x r
- Area = πr²
Answer:
Step-by-step explanation:
The circumference of a circle is given to be 2πr, and its radius to be r.