C statements

Question

Please point out errors(with logic),if any,in the following c statements:
(a) x=(y+3);
(b) cir = 2*3.141593*r;
(c) char ='3';
(d) 4/3*3.14*r*r*r=vol_of_sphere;
(e) volume =a
(f)area=1/2*base*height;
(g)si=p*r*n/100;
(h)area of circle = 3.14*r*r;
(i)peri_of_tri=a+b+c;
(j)slope=(y2-y1)÷(x2-x1);
(k)3=b=4=a;
(l)count=count+1;
(m)char ch='23 Aug 18';

Answer 1

With a little effort, you can identify many of the obvious issues.

To be certain, you could test each line out to validate what you think is wrong or not wrong, for that matter.

Answer 2

This looks like homework. Please go through the tutorial and try to do it yourself.