Question
Find each angle measure.In $\triangle A B C, \mathrm{m} \angle A=65^{\circ},$ and the measure of an exterior angle at $C$ is $117^{\circ} .$ Find $\mathrm{m} \angle B$ and the $\mathrm{m} \angle B C A$
Step 1
So, we can write the equation as $\angle B + \angle A = 117^{\circ}$. Show more…
Show all steps
Your feedback will help us improve your experience
Margaret Fernandes and 79 other Geometry educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
I need help!
I need help.
Find each angle measure $\mathrm{m} \angle B F C$
Properties and Attributes of Triangles
Bisectors of Triangles
Transcript
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD