Ask Question
2 August, 09:58

What is the measure of angle B in degrees? A triangle has angles A, C, 51 degrees. Angle A has exterior angle B and angle C has an exterior angle with measure of 112 degrees. °

+3
Answers (1)
  1. 2 August, 10:24
    0
    Step-by-step explanation:

    The angle adjacent to 112° will form a straight angle along with 112° adding to 180°. That makes C: 68°

    a+c+51 = 180

    a+68°+51° = 180°

    a+119° = 180°

    a = 180° - 119°

    a = 61°

    a+b = 180°

    61+b = 180

    b = 180-61

    b = 119°
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “What is the measure of angle B in degrees? A triangle has angles A, C, 51 degrees. Angle A has exterior angle B and angle C has an exterior ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers