Question

Plz help im an idiot

Answer 1

3- 42, 4- 137

Explanation:

<1+<2+x=180

93+45+x=180

x=180-93-45

x=42

<1+<2+<3=180

43+106+<3=180

<3=180-106-43

<3=31

<3+x=180

43+x=180

x=180-43

x=137

Answer 2

3.)138

4.) 149

Explanation:

you add the two inside measures together.