Isosceles III

The base of the isosceles triangle is 17 cm area 416 cm2. Calculate the perimeter of this triangle.

Correct result:

p =  116.3 cm

Solution:

S=ah2 416=17h2 h=48.94 cm  b2=h2+(a/2)2 b=48.942+8.52=49.67 cm  p=a+2b=17+249.67=116.3 cm



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Pythagorean theorem is the base for the right triangle calculator.
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