Jawaban:
Luas lingkaran = π.r²
= 22/7. 3,5²
= 38.5 cm²
Luas lingkaran total = 38.5 x 6 = 231 cm²
Luas persegi panjang = 21 x 14 = 294 cm²
Luas daerah yang diarsir = 294-231 = 63cm²
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Jawaban:
Luas lingkaran = π.r²
= 22/7. 3,5²
= 38.5 cm²
Luas lingkaran total = 38.5 x 6 = 231 cm²
Luas persegi panjang = 21 x 14 = 294 cm²
Luas daerah yang diarsir = 294-231 = 63cm²