Pls tolong jawab sebisa bisanya karena ini pr buat besok
gegezzz
1. L = p * l L = BC * CD L = 80 cm * 60 cm L = 480 cm^ 2 2. AB L = s^ 2 2500 cm^2 = s^ 2 s= 50 cm 3. L Δ = 1/2 * a * t L Δ = 1/2 * 30*40 L Δ = 120cm^ 2 L tot = 2 * L Δ L tot= 240 cm^2 4. d = 4√5 L = d ^ 2 L = (4√5)^ 2 = 80 cm ^ 2 5. sorry kurang jelas
L = BC * CD
L = 80 cm * 60 cm
L = 480 cm^ 2
2. AB
L = s^ 2
2500 cm^2 = s^ 2
s= 50 cm
3. L Δ = 1/2 * a * t
L Δ = 1/2 * 30*40
L Δ = 120cm^ 2
L tot = 2 * L Δ
L tot= 240 cm^2
4. d = 4√5
L = d ^ 2
L = (4√5)^ 2 = 80 cm ^ 2
5. sorry kurang jelas