" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
Verified answer
Perhitungan terlampir ya...jari-jari (r) lingkaran = sisi persegi = 21 cm
Luas bangun pd gambar
= 1/2 × luas lingkaran + luas persegi
= 1/2 × 22/7 × 21² + 21²
= 11 × 3 × 21 + 21 × 21
= (33 + 21) × 21
= 54 × 21
= 1134 cm²