18. K =(25×2)+(15×2)+(35×2)
=50 + 30 + 70 = 150
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
18. K =(25×2)+(15×2)+(35×2)
=50 + 30 + 70 = 150
=22/7 . 7 . 7/2
=154/2
=77 cm²
18) k = jumlah seluruh sisi
=25 +15 +35+25+35+15
=150 cm