Luas bangun lingkaran 3/4 lingkaran jari2 21. Berapa luas nya By Admin ReiPosted on October 29, 2022 Luas bangun lingkaran 3/4 lingkaran jari2 21. Berapa luas nya Jawaban: L = 3/4×π×r² = 3/4×22/7×21×21 = 4.158 : 4 = 1.039,5