Question

find the unknown lattered angles

Answer 1

$<marquee>$ hope it helps you

Answer 2

Hello,

Here is your answer ➡️

We know that,
in triangle, <1 + <2 + < 3 = 180.
{By angle sum property}

1. 40 + 80 + x = 180
120 + x = 180
x = 180 - 120
x = 60.



2. 60 + 40 + x = 180
x = 80


3. 108 + 22 + x = 180
x = 50


4. x + x + x = 180
x = 60.



Hope it helps you

☺️