Answer: X=15 , Y=15[tex]\sqrt{3}[/tex]
Step-by-step explanation:
This triangle is a 30, 60, 90 so that means it would be - a, 2a, a[tex]\sqrt{3}[/tex] on each side, so add that all together and you get x-15 and y-15[tex]\sqrt{3}[/tex]
