Respuesta :

fnej

Answer:

4) x = 19

Part B = 37

Step-by-step explanation:

These 2 angles are equal to each other because they're vertical angles.

4x + 67 = 143

4x = 143 - 67

4x = 76

x = 19

m<HIK:

180 - 143 (because it's supplementary to m<GIK)

37