That moutain is Fansipan

 The hightest mountain in Vietnam is Mount Fan Si Pan .
 The logest river in Vietnam is Red River.
 The biggest island is Phu Quoc island
 The largest is Baikal lake

The highest mountain in Vietnam is Phan Xi Pang
The longest river in Viet Nam is Dong Nai river.
the biggest island is Phu Quoc
the largest lake is Ba Be

-The highest mountain in VN is Fansipan
- The longest river is the nile
- the biggest island is Greenland

Fansipan
DongNai river
Phu Quoc
Ba Be lake
mk ko chắc đúng hết ko nhưng đây là đáp án của mk

1. The highest mountain in Vietnam is mount Faxipang ( Phan - xi - păng )
2. The longest river in Vietnam is Đong Nai ( Đồng Nai ) river.
3. The biggest island in Vietnam is Phu Quoc (Phú Quốc) island.
4. The largest lake in Vietnam is Ba Be (Ba Bể) lake.
~ Học tốt ~

The highest mountain in VietNam is Fansipan
The longest river in VietNam is MeKong river
The biggest island in VietNam is TuanChau Island
The biggest lake in Viet Nam is BaBe lake