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Luas juring = 1/8 Luas
K=
K= 44 (jangan lupa kali 1/8)
Panjang busur = 5,5cm
L=r^2*phi
L= 7^2*22/7
L=154 (jangan lupa kali 1/8)
Luas AOB = 19,25
(dikali 1/8 karena besar sudut 45 derajat)
Semoga Membantu!
= 5,5 cm
luas juring = × × 7 × 7
= 19,25
**maaf kalau salah