![A) 5m4cm=...cm 270cm=...dm 720cm=...m...cm B) 5 tấn 4 yến=...kg 5m vuông 54cm vuông=...cm vuông 7m vuông 4cm vuông =...cm vuông Ai giải hộ mk bài 7,8 với bài A) 5m4cm=...cm 270cm=...dm 720cm=...m...cm B) 5 tấn 4 yến=...kg 5m vuông 54cm vuông=...cm vuông 7m vuông 4cm vuông =...cm vuông Ai giải hộ mk bài 7,8 với bài](https://img.hoidap247.com/picture/question/20200226/large_1582701942534.jpg)
A) 5m4cm=...cm 270cm=...dm 720cm=...m...cm B) 5 tấn 4 yến=...kg 5m vuông 54cm vuông=...cm vuông 7m vuông 4cm vuông =...cm vuông Ai giải hộ mk bài 7,8 với bài
![A girl of height 100 cm is walking away from the base of a lamp post at a speed of 1.9 m/s. If the lamp post is 5 m above the ground, A girl of height 100 cm is walking away from the base of a lamp post at a speed of 1.9 m/s. If the lamp post is 5 m above the ground,](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/515795886_web.png)
A girl of height 100 cm is walking away from the base of a lamp post at a speed of 1.9 m/s. If the lamp post is 5 m above the ground,
![Q7 A room us 4 m long and 3 m 50 cm wide How many square meters of carpet are needed to cover the fl... Q7 A room us 4 m long and 3 m 50 cm wide How many square meters of carpet are needed to cover the fl...](https://img.youtube.com/vi/4c2iKIbUkLQ/hqdefault.jpg)