∠K = (2y-15) derajat
∠M = (57-y) derajat
∠K = ….
∠L = ….
∠N = ….
∠K = ∠M
2y-15 = 57-y
3y = 72
y = 24 derajat
∠K = 2y-15
∠K = (2y-15) derajat
∠M = (57-y) derajat
∠K = ….
∠L = ….
∠N = ….
∠K = ∠M
2y-15 = 57-y
3y = 72
y = 24 derajat
∠K = 2y-15
Editor: Rian Ade Maulana
Sumber: buku.kemdikbud.go.id