我要山东人教版数学配套练习册七年级下册 答案

快快啊快开学了 帮我找到的有重谢
2024-12-16 00:18:13
推荐回答(5个)
回答(1):

第五章 相交线与平行线 5.1 相 P1 1.B 2.B 3.A P2 4.D 角2角4 角2角3角4 6.155度,25度,155度 7. 30度 8. 角COF 角DOB 40度 130度 9. 20度 10.略 11. 153度 P3 12. 因为3条直线相交于点O 所以角2等于角FOB 因为角FOB等于角BOC减角1 所以角2等于80度减20度 等于60度 13.因为角一等于角2 所以角二等于2小于3 因为角1等于2小于3所以角3等于65度除以2等于32度30分 因为角三等于角四 所以角四等于32度30分 14.角A等于角D 因为角AOB与角COD为对顶角 所以角AOB等于角COD 因为角AOB等于角A 角COD等于角B所以角A等于角B

回答(2):

我知道,你加我吧!

回答(3):

我知道,是第几题?我在上九年级.......

回答(4):

我也想要啊!!!

回答(5):

什么重谢啦 兰州烧饼了

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