The height of the equilateral triangle below is 15 units. What is the value of x?

An equilateral triangle is shown. A perpendicular bisector cuts the triangle into 2 equal parts. They hypotenuse has a measure of x.

15 StartRoot 3 EndRoot

30 StartRoot 3 EndRoot

StartFraction 15 Over StartRoot 3 EndRoot EndFraction

StartFraction 30 Over StartRoot 3 EndRoot