three pencils can make a trangle.four pencils can make a square.i'd like to make a star,

问题描述:

three pencils can make a trangle.four pencils can make a square.i'd like to make a star,
how many pencils do i need?
A three pencils
B four pencils
C five pencils
D SIX pencils

C五角星,5个边,用5跟铅笔哟
有不明白的地方再问哟,祝你学习进步! (*^__^*)我用五支铅笔搭不起来啊交叉着搭呀