八年级下册暑假作业答案(全科目)在线看(2)

李婷 1172分享

初二暑假作业答案,5068八年级暑假作业推荐:
暑假作业答案语文八年级下册热门 苏教版八年级下册地理暑假作业答案热门 八年级下册暑假作业答案(全科目)
八年级下册暑假作业答案-数学热门 八年级下册暑假作业答案-语文  初二下册语文暑假作业答案
初二数学暑假答案热门 初二英语暑假作业答案  暑假作业八年级汇总热门

  6.C

  勾股数(2)

  1.C 2.B 3.A 4.130 5.24

  实数

  1.A 2.C

  3.正负根号5 4.2倍根号2 5.0

  5.1

  6.(1)2倍根号2

  (2)根号3

  (3)14+4倍根号3

  (4)6

  P22平移与旋转

  一:AB

  二:7.5 60

  P23

  6.(2)解:∵正△ABC

  ∴AB=BC

  又∵△ABD由△ABC旋转

  ∴△ABD≌△ABC

  ∴AB=BC=AD=DC

  ∴四边形ABCD为菱形

  英语:

  P37

  happy1

  一

  what a melody(悦耳) song it is!

  what a fast boy he is !

  what a heavy girl she is !

  what a beautiful school it is !

  what a good boy he is !

  what a beatific(幸福) boy he is!

  二

  is cleaned

  were taken

  is maken

  was showed

  are inviten

  wasn't gave

  was slolen ; was found

  三

  turtle

  tiger

  japan

  Mexico

  tiger

  sierra leone

  P39.一:

  better best havier heaviset

  more most older oldest

  bigger biggest more expensive most expensive

  more smart most smart better known best known

  more badly most badly less leas

  more carefully most carefully fewer fewest

  more slowy most slowy thinner thinnest

249834