jawab pakai cara yang benarrr

Penyelesaian :

LST = (6 x 3) + (6 x 5) + (6 x 4)
LST = 18 + 30 + 24
LST = 72 cm²

LP = (2 x L Segitiga) + LST
LP = (2 x 1/2 x 6 x 3) + 72
LP = (2 x 3 x 3) + 72
LP = 18 + 72
LP = 90 cm² (A)


Semoga Membantu :)