Jawapan

2016-05-22T19:20:59+08:00
1/2 = 2(3)square root L/10
3 = square root L/10
9 = L/10
L = 90
2016-05-22T21:28:14+08:00
1/2=2(3)square root L/10
1/2=6 square root L/10
1/2 divide 6 = square root L/10
(1/2)power of two=L/10
1/144=L/10
1/144 time 10=L
L=14.4