题目内容
填表:
填表①______、②______、③______、④______、⑤______、⑥、______.
| 图 形 | 底 | 高 | 面 积 |
| 平行四边形 | 12cm | ① | 60cm2 |
| 6.2m | 2.1m | ② | |
| 三角形 | 13dm | 7dm | ③ |
| 14cm | ④ | 35cm2 | |
| 梯形 | 上底7m,下底3m | ⑤ | 20m2 |
| 上底2.1cm,下底5.9cm | 2.2cm | ⑥ |
①60÷12=5(cm);
②6.2×2.1=13.02(m2);
③13×7÷2
=91÷2,
=45.5(dm2);
④35×2÷14,
=70÷14,
=5(cm);
⑤20×2÷(7+3),
=40÷10,
=4(m);
⑥(2.1+5.9)×2.2÷2,
=8×2.2÷2,
=17.6÷2,
=8.8(cm2);
故答案为:5cm,13.02m2,45.5dm2,5cm,4m,8.8cm2.
②6.2×2.1=13.02(m2);
③13×7÷2
=91÷2,
=45.5(dm2);
④35×2÷14,
=70÷14,
=5(cm);
⑤20×2÷(7+3),
=40÷10,
=4(m);
⑥(2.1+5.9)×2.2÷2,
=8×2.2÷2,
=17.6÷2,
=8.8(cm2);
故答案为:5cm,13.02m2,45.5dm2,5cm,4m,8.8cm2.
练习册系列答案
相关题目