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How do you find the aresa of a triangle? 

 Mar 18, 2015

Best Answer 

 #1
avatar+128579 
+5

If you know the base and the height...it is

Area  =  (1/2)base x height

If you know two sides and the included angle between them, it is

Area = (1/2) ab sin θ    where a,b are the known sides and θ is the angle between them

There is also a formula if you only know the sides and nothing else....but....it's a little complicated......if this is the case....post back and I'll run through it for you.... 

 

  

 Mar 18, 2015
 #1
avatar+128579 
+5
Best Answer

If you know the base and the height...it is

Area  =  (1/2)base x height

If you know two sides and the included angle between them, it is

Area = (1/2) ab sin θ    where a,b are the known sides and θ is the angle between them

There is also a formula if you only know the sides and nothing else....but....it's a little complicated......if this is the case....post back and I'll run through it for you.... 

 

  

CPhill Mar 18, 2015

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