Isosceles right triangle

Calculate the area of an isosceles right triangle whose perimeter is 252 cm.

Correct answer:

S =  2723.9 cm2

Step-by-step explanation:

p=2a+b sinγ/2=ab/2 b=2asinγ/2=2asin45° p=2a+b=2a+2asin45°=2a(1+sin45°)  a=2(1+sin45°)p=73.809  S=21a2=2173.8092=2723.9 cm2 

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Tips to related online calculators
Pythagorean theorem is the base for the right triangle calculator.
See also our trigonometric triangle calculator.

 
We encourage you to watch this tutorial video on this math problem: video1   video2

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