Question

Which is the correct value of xº?100to36°O 36O 54O 100O 144

Answer 1

The sum of angles on a straight line is 180 degrees. That means the sum of 36 and x is 180.

$\begin{gathered} 36+x=180 \\ \text{Subtract 36 from both sides of the equation} \\ x=144 \end{gathered}$