Kolam lingkaran berjari-jari 20 m. berapa luas dan kelilingnya dengan caranya!!!
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Luas=>1.256 cm²
Keliling=>125,6 cm
langkah-langkah:
Luas
=3,14×20×20
=>62,8×20
=>1.256 cm²
Keliling
=2×3,14×20
=>2×62,8
=>125,6 cm
>>> semoga membantu <<<
:)