Respuesta :

olaqassab

Answer:

148⁰

Step-by-step explanation:

M< EDF = M< DFE (because the two angles are equal because the triangle has two equal sides)

2x + 8 = 3x + 4

8 – 4 = 3x - 2x

4=x or x=4

So M< EDF= 2x4+8 = 16⁰  

So M< EDF + M< DFE= 32⁰

180⁰- 32⁰ = 148⁰