3.14×8×2×2 =3.14×32, =100.48(厘米); 3.14×10×2×24 =3.14×480, =1507.2(厘米); 答:时针的尖端一昼夜走100.48厘米,分针尖端一昼夜走1507.2厘米. 故答案为:100.48,1507.2. |
3.14×8×2×2 =3.14×32, =100.48(厘米); 3.14×10×2×24 =3.14×480, =1507.2(厘米); 答:时针的尖端一昼夜走100.48厘米,分针尖端一昼夜走1507.2厘米. 故答案为:100.48,1507.2. |