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For B, B, and C, determine if it’s possible to prove that the triangle are congruent to each other if possible. State the postulate or there’s you would use. For number 4, find the value of the variable.

For B B and C determine if its possible to prove that the triangle are congruent to each other if possible State the postulate or theres you would use For numbe class=

Respuesta :

Answer:

[tex]x=7[/tex]

Step-by-step explanation:

Since it is an isosceles triangle, which means that the given sides are equal in measure:

Therefore, to find the variable equalize the expressions of the two sides:

[tex]\begin{gathered} 2x+3=17 \\ 2x=17-3 \\ 2x=14 \\ x=\frac{14}{2} \\ x=7 \end{gathered}[/tex]

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