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If |\ABC is similar to |\DEF, determine the measure of

If |\ABC is similar to |\DEF, determine the measure of-example-1
User Simendsjo
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The triangle are similar . They are similar by SAS rules .Therefore the angles between the sides are the same .


\begin{gathered} 3x+18=4x+2 \\ 18-2=4x-3x \\ 16=x \\ x=16^(\circ) \end{gathered}

Therefore angle A can be computed below


\angle A=3x+18=3(16)+18=48+18=66^(\circ)

User DrOli
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