Jawabanmu

2014-03-25T20:25:11+07:00

√16²-(8+6)²

= √256 - 4

=√252

=15,8 cm


2014-03-25T22:24:06+07:00
J² = d² + (R+r)²
j² = 16² + (8+6)²
j² = 16² + 14²
j² = 256 + 196
j² = 452
j = √452