Jawabanmu

2014-05-22T16:44:26+07:00
Diagonal ruang=√24² + √24² = √(8√2)² + √8² = √3(8)² = 8√3
diagonal sisi= √8² + √8² = √2(8²) = 8√2
2014-05-22T16:44:33+07:00
K. alas = 4a
24 = 4a
a = 24 : 4 = 6 cm
Panjang rusuk = a = 6 cm
Panjang diagonal sisi = a √2 = 6 √2
Panjang diagonal ruang = a √3 = 6 √3, smg membantu