Question

Dik=Perpusatan= 50cm
Panjang GSP dalam = 48 cm
R kecil: R besar =3:4
Dit=R besar

Answer 1

D^2 = p^2 - (r1+r2)^2
48^2 = 50^2 - (3x + 4x)^2
(3x+4x)^2 = 50^2 - 48^2
(7x)^2 = 2500 - 2304
(7x)^2 = 196
(7x)^2 = 14^2
7x = 14
x = 2


R Besar = 4x = 4(2) = 8 cm

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