Respuesta :
Answer:
- (B) 1256 cm²
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Let the radius be r.
Use circumference formula and find the value of r:
- C = 2πr
- 125.6 = 2*3.14r
- r = 125.6/6.28
- r = 20
Find the area using the circle area formula:
- A = πr²
- A = 3.14*20²
- A = 1256
The matching choice is (B).