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Anonymous
Anonymous asked in Science & MathematicsMathematics · 1 month ago

triangle ABC is isosceles with congruent sides, BC and AC. The exterior angle to angle c measures 92 degrees what is the measure of angle b?

answer options 

88

92

42

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2 Answers

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  • ?
    Lv 7
    1 month ago

     Triangle ABC is isosceles with congruent sides, BC and AC. 

     The exterior angle to angle C measures 92 degrees. 

     What is the measure of angle B? 

     Answer options: 

     88° 

     92°         

     42°

     46°     ✔

  • 1 month ago

    The two base angles will add up to be the same as the exterior angle. And since they are congruent, they will be half of the exterior angle.

    Answer:

    46°

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