isi caranya yaaa tolong dibantu

a = 45 m
b = 55 m
t = 20 m

Penyelesaian

a.) L = ½ ( a + b ) × t

L = ½ ( 45 + 55 ) × 20
L = 100 × 10
L = 1000 m²


b.) 100.000,00 × 1000 = Rp100.000.000,00



GL!