题型:单选题 题类:常考题 难易度:普通
截一个几何体++++++++
图形 | ||||
顶点数(v) | {#blank#}1{#/blank#} | {#blank#}2{#/blank#} | {#blank#}3{#/blank#} | {#blank#}4{#/blank#} |
棱的条数(e) | {#blank#}5{#/blank#} | {#blank#}6{#/blank#} | {#blank#}7{#/blank#} | {#blank#}8{#/blank#} |
画的个数(f) | {#blank#}9{#/blank#} | {#blank#}10{#/blank#} | {#blank#}11{#/blank#} | {#blank#}12{#/blank#} |
f+v﹣e | {#blank#}13{#/blank#} | {#blank#}14{#/blank#} | {#blank#}15{#/blank#} | {#blank#}16{#/blank#} |
试题篮