Asked by Leah
Given: Triangles ABC and DBC are isosceles, m∠BDC = 30°, and m∠ABD = 155°. Find m∠ABC, m∠BAC, and m∠DBC.
Answers
Answered by
oobleck
m∠DBC = (180-30)/2 = 75°
m∠ABC = m∠ABD - m∠DBC = 155-75 = 80°
so m∠A = (180 - 2*80) = 20°
Now you know all the angles.
m∠ABC = m∠ABD - m∠DBC = 155-75 = 80°
so m∠A = (180 - 2*80) = 20°
Now you know all the angles.
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.