s=s1+s2+s3;
s1=(v1/2)*t1=(4/2)*7=14(м);
s2=v1*t2=4*8=32(м);
s3=(v1/2)*t3=(4/2)*3=6(v);
s=14+32+6=52(м)
s=s1+s2+s3;
s1=(v1/2)*t1=(4/2)*7=14(м);
s2=v1*t2=4*8=32(м);
s3=(v1/2)*t3=(4/2)*3=6(v);
s=14+32+6=52(м)