Penjelasan dengan langkah-langkah:
PythaGoras & Bangun RuAng
tinggi Segitiga , selimut Limas
= √(12)²+9²)
= √(144+81)
= √225
= 15 cm
Maka LP
= LP balok tanpa tutup + LS Limas
= (18×18)+4(18×6) + 4(½×15×18)
= 324+432+540
= 1296 cm² ( B ) ✓
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Penjelasan dengan langkah-langkah:
PythaGoras & Bangun RuAng
tinggi Segitiga , selimut Limas
= √(12)²+9²)
= √(144+81)
= √225
= 15 cm
Maka LP
= LP balok tanpa tutup + LS Limas
= (18×18)+4(18×6) + 4(½×15×18)
= 324+432+540
= 1296 cm² ( B ) ✓