Respuesta :

We know

  • Diagonals of a rhombus intersect eachother at 90°

Hence

  • AB is the hypotenuse of a right angle traingle.

[tex]\\ \sf\longmapsto 3x+2x=90°[/tex]

[tex]\\ \sf\longmapsto 5x=90°[/tex]

[tex]\\ \sf\longmapsto x=18°[/tex]

  • m<ABD=3(18)=54°

We know

Diagonals of a rhombus intersect eachother at 90°

Hence

AB is the hypotenuse of a right angle traingle.

\begin{gathered}\\ \sf\longmapsto 3x+2x=90°\end{gathered}

⟼3x+2x=90°

\begin{gathered}\\ \sf\longmapsto 5x=90°\end{gathered}

⟼5x=90°

\begin{gathered}\\ \sf\longmapsto x=18°\end{gathered}

⟼x=18°

m<ABD=3(18)=54°

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