If the area of a triangle with base 6 cm is equal to the area of a square with side 6 cm, then the altitude of the triangle is  Choose the correct choice:
A) 12 cm	B) 10 cm	C) 11 cm	D) 15 cm	E) 20 cm
area of square = 6^2 = 36   area of triangle = 36   1/2 bh = 36   h = 12 cm   12 cmNSWER 12 cm
<result>A</result>
If the area of a triangle with base 6 cm is equal to the area of a square with side 6 cm, then the altitude of the triangle is