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Solve for < ABC. First you will have to find the value of x
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Solve for < ABC. First you will have to find the value of x

Solve for < ABC. First you will have to find the value of x-example-1
User Arshajii
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We know that the sum of the angles is 360 degrees:


80+90+40+x+x-10=360

Now, we solve for x


\begin{gathered} 2x+200=360 \\ 2x=160 \\ x=80 \end{gathered}

User Anirban
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