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Use two sides and Pythagoras's theorem to work out the third side. Then simply add the three sides.

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15y ago

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How do you find the perimeter of a right angled triangle using the area?

how to find the perimeter of a right angled triangle using the area


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Add up the sides.


Perimeter of non right angled triangle?

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How do you name a triangle by its angles than its sides?

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