pls help me
In the figure, is an exterior angle to . complete sentence
(a) What is m<3 ?
(b) What is ?
(NOTE: Dont just say : "iTs B iTs A" because it isnt a A or B question)

pls help me In the figure is an exterior angle to complete sentence a What is mlt3 b What is NOTE Dont just say iTs B iTs A because it isnt a A or B question class=

Respuesta :

Answer:

m∡3 = 103°

m∡4 = 77°

Step-by-step explanation:

∡3 = 180 - (57 + 20) = 103

∡4 = 180 - ∡3 = 77