MarkeaseN247183 MarkeaseN247183

28-10-2022
Mathematics

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Sum of the angle of measure of a quadrilateral. Find the value of x.

Sum of the angle of measure of a quadrilateral Find the value of x class=

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CaesonD723515 CaesonD723515

28-10-2022

Recall

The sum of the interior angles of a quadrilateral is;

[tex]360^0[/tex][tex]\begin{gathered} 87+x+118+51=360^0\text{ (sum of interior angles of a quadrilateral)} \\ \end{gathered}[/tex]

Collect the like terms

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