Odd one out in
a) trigonometry
b )mensuration
c) theorem
d) algebra

I’ve tried and doesn’t let me either

Answerresponse xml;

Cprogram to find //perimeter of rectangle printf(" \n perimeter of rectangle \n"); printf(""); printf("\n enter width and length of the rectangle : "); scanf("%f%f", & width,& length); perimeter = 2 * (width + length); printf("perimeter of rectangle is: %.3f", perimeter);  

Ccorroded internal componentsbut every other answer could be possible