Tolong di jawab! Terimakasih

1/2 (ab+dc) T

= 1/2 (65+65) x 31
= 1/2 x 130 x 31
= 65 x 31
= 2045 cm^2
= 2045 cm^2 x 2

L gambar di atas = 4090 cm^2

4090cm maaf kalau salah