William's Polygons Level A

A)William likes to play with the yellow regular hexagons. The heragon has sides

that are each one unit in length. He knows he can separate one henagoa into

equilateral triangles that also have sides one unit in lengtis

How many equilateral triangles will be needed?

Show how,

B)Using other polygons, how else can the hexagon be separated?

Show the other possibilities and explain.