gambar berikut sebangun, tentukan nilai X dan Y!

x/10 = 2/4
4x = 10 × 2
4x = 20
x = 20/4
x = 5

y/4 = 10/5
5y = 10×4
y = 40/5
y = 8

4/2 = 10/X
2= 10/X
X= 10/2
X=5

4/Y=10/5
4/Y=2
Y=4/2
Y=2