Posted by **Z}12ih8z12{Z** on Thursday, March 22, 2012 at 11:44pm.

Formulas for a Triangle

perimeter- a + b + c (add all sides)

semiperimeter- a + b + c ÷ 2 (add all sides the divide by 2)

area- base • height ÷ 2 (multiply base by heighth divide by 2)

base- 2 • area ÷ height (2 by area divide by heighth)

height- 2 • area ÷ base (2 by area divide by base)

are these the correct formulas of a triangle?

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