Penjelasan dengan langkah-langkah:
Ket.
---
L = π × r × r
L = 3,14 × 10 × 10
L = 3,14 × 100
L = 314 Cm²
_______________
Jawaban
r = D : 2
r = 20 : 2
r = 10 cm
Luas Lingkaran
= π × r × r
= 3,14 × 10 × 10
= 31,4 × 10
= 314 cm²
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Penjelasan dengan langkah-langkah:
Ket.
---
L = π × r × r
L = 3,14 × 10 × 10
L = 3,14 × 100
L = 314 Cm²
_______________
Jawaban
r = D : 2
r = 20 : 2
r = 10 cm
Luas Lingkaran
= π × r × r
= 3,14 × 10 × 10
= 31,4 × 10
= 314 cm²