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January 31, 2015

January 31, 2015

Posted by **justin** on Monday, March 19, 2012 at 6:54pm.

- 6 grade math -
**Ms. Sue**, Monday, March 19, 2012 at 7:03pmIs this a triangle?

- 6 grade math -
**justin**, Monday, March 19, 2012 at 7:13pmyes

- 6 grade math -
**justin**, Monday, March 19, 2012 at 7:36pmfind the height of a triangle with an area of square inches and a base of 14 inches

- 6 grade math -
**☻i♥zee☻**, Monday, March 19, 2012 at 8:04pmFormulas for a Triangle

perimeter- a + b + c

semiperimeter- a + b + c ÷ 2

area- base • height ÷ 2

base- 2 • area ÷ height

height- 2 • area ÷ base

h= 2 • 245² in ÷ 14 inches = 35

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