Respuesta :

carliecryer
x=10 and y=5 so it's the first option
ray2me123
sin60°=p/h
or,√3/2=5√3/x
x=10
p=5√3 , h=x=10. then b=y=?
From Pythagoras theorem,
b²=h²-p²
=(10)²- (5√3)²
=100 - 75
=25
b=5. So,x=10 and y=5
good job