diket:
PQ = Jarak Pusat
AB = Garis Singgung
PQ = 34cm
AB = 30cm
r¹ = 20
r² =?
Jawab:
PQ² = AB² - ( r - r )²
34² = 30² - (20 - r)²
1156 = 900 - ( 20 -r)²
(20 - r)² = 900 - 1156
20 - r = √256
20 - r = 16
20 - 16 = r
4 = r (D . 4cm)
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diket:
PQ = Jarak Pusat
AB = Garis Singgung
PQ = 34cm
AB = 30cm
r¹ = 20
r² =?
Jawab:
PQ² = AB² - ( r - r )²
34² = 30² - (20 - r)²
1156 = 900 - ( 20 -r)²
(20 - r)² = 900 - 1156
20 - r = √256
20 - r = 16
20 - 16 = r
4 = r (D . 4cm)
follow ig us:
@azzialfurqani