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GSPD = 10 cm
R = 8 cm
r = 4 cm
Ditanya: Jarak AB ?
Jawab:
GSPD² = AB² - (R+r)²
10² = AB² - (8+4)²
10² = AB² - 12²
AB² = 10² + 12²
AB² = 100 + 144
AB = √244
AB = 2√61 cm
d = 10 cm
R = 8 cm
r = 4 cm
Ditanyakan : p = ?
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