L = π × r²
L = 22/7 × 91²
L = 22/7 × (91 × 91)
L = 22 × 13 × 91
L = 22 × 1183
L = 26.026
---
K = 2 × π × r
K = 2 × 22/7 × 91
K = 2 × 22 × 13
K = 2 × 286
K = 572
•Diketahui:
r² = 91 cm
π = 22/7
•Ditanya:
Luas..?
Jawab:
Luas = 22/7 × r × r
= 22/7 × 91 × 91
= 182.182/7
= 26.026 cm²
→ Kelas : IV
→ Mepel : Matematika
→ Materi : Bangun Datar
→ Kata Kunci : Luas Lingkaran
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L = π × r²
L = 22/7 × 91²
L = 22/7 × (91 × 91)
L = 22 × 13 × 91
L = 22 × 1183
L = 26.026
---
K = 2 × π × r
K = 2 × 22/7 × 91
K = 2 × 22 × 13
K = 2 × 286
K = 572
Penyelesaian:
•Diketahui:
r² = 91 cm
π = 22/7
•Ditanya:
Luas..?
Rumus:
Jawab:
Luas = 22/7 × r × r
= 22/7 × 91 × 91
= 182.182/7
= 26.026 cm²
◌⑅●Kesimpulan●⑅◌
๛Detail Jawaban๛
→ Kelas : IV
→ Mepel : Matematika
→ Materi : Bangun Datar
→ Kata Kunci : Luas Lingkaran