Question

write a program to calculate the area of different triangle circle and square use constructor to initialise class variable

please answer it is very important please quickly quickly​

Answer 1

Answer:

Area of a triangle can simply be evaluated using following formula. 

Area = sqrt(s*(s-a)*(s-b)*(s-c)) where a, b and c are lengths of sides of triangle and s = (a+b+c)/2

Answer 2

Answer:

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