Respuesta :

dellagovender

Answer:

number 3 is 30, number 4 is 46 and the last one is 55

324807

Answer:

3. 30°

4. 46°

5. 55°

Step-by-step explanation:

You add the two known angle measures and subtract that number from 180, since all the angle measures will add up to 180°. Hope this helped!