Estimez en mètres l'ordre de grandeur du diamètre de notre Galaxie, sachant qu'il est estimé à 1,646 * 10^18 km.

Which three lengths could be the lengths of the sides of a triangle? 21 cm, 7 cm, 7 cm 9 cm, 15 cm, 22 cm 13 cm, 5 cm, 18 cm 8 cm, 23 cm, 11 cm

1) what is the measure of the exterior angle, ∠uvw ? 2) in triangle man, what is the measure of the exterior angle at n (in degrees)?

Solve this problem! extra ! 3025/5.5 = a/90.75