Y; THE ABOVE SYMBOL IS A HEXAGRAM, AND NOT ORIGINALLY PART OF JUDAISM. IT WAS USED BY ISRAELI ZIONISTS BACK IN THE 1920'S. THE HEXAGRAM HAS ITS ANCIENT ROOTS IN INDIA, REPRESENTING THE 7TH CHAKRA. THIS SYMBOL ALSO REPRESENTS THE SUN. THE 7 CELESTIAL OBJECTS. THE TRIANGLE POINTING DOWN MEANS WATER AND UP FIRE. PAGAN SYMBOL