ini Berapa ya Hasilnya? Tolong di bantu yaa

a setiga trapesium = √5²-4² =√25-16 =√9 =3 cm

a trapesium = 11+3+3 = 17 cm
L = 1/2(a+b) x t = 1/2 ( 17+11 ) 4 = 28 x 2 = 56 cm²

a segitiga siku2 = √17² - 15² = √ 289 - 225 = √ 64 = 8 cm
L= 1/2 at = 1/2 x 8 x 15 = 15 x 4 = 60 cm²

L bangun = 56 + 60 = 116 cm²