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= luas segitiga kiri + luas segitiga kanan + luas persegi panjang
= (1/2 × a × t) + (1/2 × a × t)+ (p × l)
= (1/2 × 16 × 30) + (1/2 × 16 × 30) + (15 × 10)
= 240 + 240 + 150
= 630 cm^2
• kelilingnya :
= 42 +34+15+10+15+34
= 150 cm