Jawapan

2016-10-05T20:16:32+08:00
Lilitan=66

lilitan=2πj

2×22/7×j=66
j=10.5

luas bulatan=πj²
=22/7×10.5²
=346.5
2016-10-06T15:38:12+08:00
I have provided u the solution down there..take a look and check!