Jawabanmu

2014-07-20T06:05:15+07:00
1.

2.
D² = \/p² - (r2 - r1)²
D² = \/26² - (15 - 5)²
D² = \/676 - (10)²
D² = \/676 - 100
D² = \/576
D = 24 cm
24 cm Panjang garis persekutuan luar tersebut