" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Luas persegi = s × s
Luas persegi = 42 × 42
Luas persegi = 1764 cm persegi
Luas lingkaran = phi × r × r
Luas lingkaran = 22/7 × 21 × 21
Luas lingkaran = 1386 cm persegi
L.persegi - L.lingkaran
= 1764 - 1386
= 378
luas 1 arsiran pojok
378 ÷ 4 = 94,5 cm
jadi, ada 2 arsiran pojok
= 94,5 × 2
= 189 cm
Jawabannya (A)