luas bangun disamping adalah

Bangun 1 = 1/2 × 15 × 10 = 75 cm^2
Bangun 2 = 15 × 6 = 90 cm^2
Bangun 3 = 1/2 × 8 × 6 = 24 cm^2
75 cm^2 + 90 cm^2 + 24 cm^2 = 189 cm^2

#SemogaMembantu :v