The sides of an equilateral triangle measure (2x + 4) units.
What is the perimeter?
solve by using the quadratic formula:x2 plus x minus 2 equal 0I know the formula is a=1 b=1 c=2I'm having trouble solving...please help.
©2013 Boodom.COM ; Boodom, share knowledge, improve knowledge!
User contributions licensed under cc-wiki.