Jawabanmu

2014-04-08T12:06:07+07:00
CF = √(10² + 8²) = √164 
CF = 2√41 
½(GF*CG) = ½(CF)t 
½(8*10) = ½(2√41)t 
t = 40/√41 = (40/41)√41 cm
bro, klw bisa skalian gambarnya ...!!