若棱锥底面面积为150cm2,平行于底面的截面面积是54cm2,底面和这个截面的 发布时间:2017-05-16 07:50 │ 来源:www.tikuol.com 题型:填空题 问题: 若棱锥底面面积为150cm2,平行于底面的截面面积是54cm2,底面和这个截面的距离是12cm,则棱锥的高为______.
题型:填空题 The game _____ ‘Travel in space’ sounds ______ and we are all _______in it.A.called; interested ; interestedB.called ; interesting; interestedC.calling; interesting; interestedD.calling; interesting; interesting 查看答案