Question

Tolong dong no 4 dan 5 pakai caranya yah

Answer 1

Keliling persegi panjang = 2p + 2l
= 2(p+l)

Jumlah perbandingan = 7 + 4 = 11

P = 7/11 * 132/2
=  7/11 * 66
= 42 m

L = 4/11 * 132/2
= 4/11 * 66
= 24 m

Luas = PL
= 42 * 24
= 1008 m²