jillfrill21
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  • 19-08-2017
  • Mathematics
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What is the area of the triangle

What is the area of the triangle class=

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Аноним Аноним
  • 19-08-2017
First find the length of the  longest leg 

x^2  = 13^2 - 5^2      ( by the Pythagoras theorem)
x^2 = 144
x = 12  

Area of the traingle = 1/2 * base * height 
= 1/2 * 5 * 12
= 30 units^2
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