Jawaban:
D.1.980 cm²
Penjelasan dengan langkah-langkah:
x= √20²+15²
= √400+225
=√625 = 25
LP= (2×luas alas) + seluruh luas sisi tegak
= (2× q×t/2) + (28×25) + (28×20) + (28×15)
= 2× 15×20/2 + (700) + 560 + 420
= 300 + 700 + 560 + 420
= 1.980 cm²
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Jawaban:
D.1.980 cm²
Penjelasan dengan langkah-langkah:
x= √20²+15²
= √400+225
=√625 = 25
LP= (2×luas alas) + seluruh luas sisi tegak
= (2× q×t/2) + (28×25) + (28×20) + (28×15)
= 2× 15×20/2 + (700) + 560 + 420
= 300 + 700 + 560 + 420
= 1.980 cm²