Tolong ya.aku ksih 25 poin

sisi miring ² = 1,5² + 2²
sisi miring ² = 2,25 + 4
sisi miring ² = 6,25
sisi miring = √6,25
sisi miring = 2,5 m

L 1 = 2 × 2,5 × 5 = 25 m²

L 2 = 2 × 1/2 × 2 × 3 = 6 m²

total luas = 25 + 6
total luas = 31 m²

jadi biayanya = 31 × 20.000
= 620.000