Dijawab Secepetnya kak
Jawaban:
L lingkaran = πr²
L = 22/7 x 28 x 28
L = 22 x 4 x 28
L = 2.464 cm²
Luas = [tex]\frac{1}{4}[/tex] × π × d²
Luas = [tex]\frac{1}{4}[/tex] × [tex]\frac{22}{7}[/tex] × 56 cm × 56 cm
Luas = 22 × 8 cm × 14 cm
Luas = 176 cm × 14 cm
Luas = 2.464 cm²
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