" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Kelas 8 MatematikaBab Bangun Ruang
r = d/2
r = 4/2
r = 2 m
Luas permukaan parasut berbentuk belahan bola
= 1/2 . 4 . π . r . r
= 2 . 3,14 . 2 . 2
= 25,12 m²
Luas plastik minimal
= 15 . 25,12
= 376,8 m²