π=22/7 jari jari =28 berapakah luas lingkaran tersebut

Penyelesaian :

[tex] \frac{22}{7} \times 28 \times 28 \\ \\ = \frac{22}{7} \times 784 \\ \\ = (784 \div 7) \times 22 \\ \\ = 112 \times 22 \\ \\ = 2.464[/tex]
I Hope This Helps