Việt
tam giác cầu
Anh
spherical triangle
Đức
sphärisches Dreieck
Kugeldreieck
Polygon
Pháp
triangle sphérique
spherical triangle /SCIENCE/
[DE] sphärisches Dreieck
[EN] spherical triangle
[FR] triangle sphérique
sphärisches Dreieck /nt/HÌNH/
[VI] tam giác cầu
Kugeldreieck /nt/CNSX/
Polygon /nt/CNSX/