標題:

Find the number of 'magic' pen

免費註冊體驗

 

此文章來自奇摩知識+如有不便請留言告知

發問:

A pentagon ABCDE is said to be 'magic' if it has all the following properties. (1) ∠A=60 degree, ∠B=∠C=∠D=∠E (2) BC<DE<100 (3) the values of all the lengths are prime Find the number of 'magic' pentagons.

最佳解答:

======================================================== 圖片參考:http://img253.imageshack.us/img253/765/77315250.png 2010-11-01 23:14:48 補充: http://img253.imageshack.us/img253/765/77315250.png

其他解答:
文章標籤
創作者介紹

oqg08ig24q的部落格

oqg08ig24q 發表在 痞客邦 PIXNET 留言(0) 人氣()