Question

If one angle is 104 and other is 116 then value of x is

Answer 1

Answer:

$let \: x \: is \: third \: angle \: \\ first \: angle \: = 104 \\ second \: angle \: = 116 \\ sum \: of \: triangle \: 180 \\ 104 + 116 + x = 180 \\ 220 + x = 180 \\ 220 - 180 = x \\ 40 = x$