Jika diameter kerucut 32cm, luas permukaan kerucut.. cm
Jawaban Terkonfirmasi
D = 32
r = 16
lp = 3,14 x 16 x (16+20) = 1.808,64 cm²
L= π×r²= 22/7 × 16×16 = 22×16²%7=
Jika diameter kerucut 32cm, luas permukaan kerucut.. cm
D = 32
r = 16
lp = 3,14 x 16 x (16+20) = 1.808,64 cm²
L= π×r²= 22/7 × 16×16 = 22×16²%7=