Question

please solve it plss plss

Answer 1

you can find all these angles by linear angles property

Answer 2

Answer:

Step-by-step explanation:

We know that, each angle of equilateral triangle is equal to 60°.

<1 +<BAC = 180° [ linear pair ]

<1 = 180° - <BAC

<1 = 180 ° - 60 °

<1 = 120°

Similarly <2= <3= 120 °