pliss tolong bantu.kalau sudah bantu nanti saya kasih 1500 point

A1 = p × l
= 34cm × 33cm
= 1122cm²

A2 = ½(a + b) × t
= ½(33 + 51)cm × 21cm
= ½ (84cm) × 21cm
= 42cm × 21cm
= 882cm²

A = A1 + A2
= 1122cm² + 882cm²
= 2004cm²

maaf kalau jawabannya salah