In triangle ABC, angle C is 45 degrees, AD is the bisector of angle A, and BAD is 67 degrees. Find the BDA angle measure.

univerkov | May 14, 2021 | education

<BDA is the outer angle of the triangle ADC, which means <BDA = <DAC + <BCA, but <BAD = <DAC = 67 °, since DA is a bisector.
<ВDА = 67 ° + 45 ° = 112 °.

One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.