Jika setengah lingkaran 20 cm hitung luasnya !

By Admin ReiPosted on October 29, 2022

Jika setengah lingkaran 20 cm hitung luasnya !

$rumus : luas = pi times r ^{2}$

$diketahui = \ r = 20cm$

$jawab \ pi times r ^{2} \ = 3.14 times 20 times 20 \ = 1256cm ^{2}$