Pliss jawab sekarang pliss pake cara ya​

Jawaban:

Rumus : L = π × r²

1. 22/7 × 7² = 154 cm²

2. 22/7 × 14² = 616 cm²

3. 22/7 × 21² = 1.386 cm²

4. 22/7 × 28² = 2.464 cm²

5. 22/7 × 70² = 15.400 cm²