bepala luas dan keliling jika jari jari 35cm

Jari jari (r) = 35

Luas= π × r × r
= 22/7 × 35cm × 35cm
= 2.750 cm²

Kell= π × diameter
= 22/7 × 70
= 220 cm


semoga membantu

Luas lingkaran = 22/7.35.35 = 3850
Keliling Lingkaran = 2.22/7.35 = 1540