用一根长7米的绳子围着一棵树绕3圈,还剩0.7米.树绕绳处的直径大约是多少米?
问题描述:
用一根长7米的绳子围着一棵树绕3圈,还剩0.7米.树绕绳处的直径大约是多少米?
答
(7-0.7)÷3÷π答案!≈0.6687m≈0.6687msorry.额
用一根长7米的绳子围着一棵树绕3圈,还剩0.7米.树绕绳处的直径大约是多少米?
(7-0.7)÷3÷π答案!≈0.6687m≈0.6687msorry.额