ISO Triangle V2

The perimeter of the isosceles triangle is 474 m, and the base is 48 m longer than the arms. Calculate the area of this triangle.

Correct answer:

S =  10026.44 m2

Step-by-step explanation:

o=474 m b = a+48 o = 2a+b  o = 3a + 48 a=3o48=347448=142 m  b=a+48=142+48=190 m  h2 = a2   (b/2)2 h=a2(b/2)2=1422(190/2)2=11139 m105.5415 m  S=2b h=2190 105.541510026.4388 m2   Verifying Solution:   o2=2 a+b=2 142+190=474 m

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