Respuesta :

S1NGH

Answer:

35 and 20

Step-by-step explanation:

→ For the 1st question utilise the fact angles in triangle add to 180

2x + 2x + 40 = 180

→ Simplify

4x = 140

→ Find x

x = 35

→ For second question all sides are the same ⇔ angles are the same

3x + 3x + 3x = 180

→ Solve

x = 20