Penjelasan dengan langkah-langkah:
SUDUT dalam LINGKARAN
3. QPR = 50°
PRO = 15°
a. QOR = 2 × QPR
QOR = 2 × 50°
QOR = 100°
b. OQR = 180° – 100°
2
OQR = 80°
OQR = 40°
c. PQR = 50° + 15°
PQR = 65°
4. QR = PQ – S
QR = 125° – 35°
QR = 80°
QR = 40°
5. AB = DEC → bertolak belakang
AB = 75°
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Penjelasan dengan langkah-langkah:
SUDUT dalam LINGKARAN
3. QPR = 50°
PRO = 15°
a. QOR = 2 × QPR
QOR = 2 × 50°
QOR = 100°
b. OQR = 180° – 100°
2
OQR = 80°
2
OQR = 40°
c. PQR = 50° + 15°
PQR = 65°
4. QR = PQ – S
2
QR = 125° – 35°
2
QR = 80°
2
QR = 40°
5. AB = DEC → bertolak belakang
AB = 75°