pa sagot mga iiidolo​

Pa Sagot Mga Iiidolo class=

Sagot :

Answer:

1.90°

2.90°

3.126°

4.54°

5. 180°

Step-by-step explanation:

1. congruent angle a

2. 90° sign

3. 90*2 + 54 - 360

4. supplementary, 180 - 126

5. line = 180°