No 7 ya beserta cara

Luas segitiga
= 1/2 x a x t
= 1/2 x 24 cm x 10 cm
= 120 cm²

Luas trapesium
= 1/2 x t ( a + b )
= 1/2 x 6 cm ( 24 cm + 12 cm )
= 3 cm x 36 cm
= 108 cm²

Luas gabungan
= 120 cm² + 108 cm²
= 228 cm²