TOLONG DI JAWAB YA #NOKACANG

luas arsir = luas persegi - luas 1/2 lingkaran
= ((6+5) × (6+5)) - (1/2 × 3,14 × 5 ×5)
= 121 - (1/2 × 3,14 × 25)
= 121 - 39,25
= 81,75 cm^2