cari luasnya yaaa buat nanti

Luas
= 1 / 4 x 22 / 7 x 14 x14
= 1 / 2 x 22 / 1 x 2 x 7
= 0,5 x 22 x 2 x7
= 154 cm²

MAAF KLO SALAH

luas lingkaran = phi.r^2
luas 1/4 lingkaran = 1/4 x 22/7.x14x14
= 1/4x22x7x14
= 11 x7x7
' = 11x49.
' '' = 539 cm^2