X divided by 4, it's ur expression
Answer:
8
Step-by-step explanation:
good luck. hope this helps.
Answer:
2/7
Step-by-step explanation:
Brainliest?
Answer:
Step-by-step explanation:
Angle BAC = Angle ACD = 50 degrees, because they are alternate angles.
Angle ACB = 180 - (50 + 80) = 50 degrees, because angles in a triangle sum up to 180 degrees.
Since Angle BAC = Angle BCA, triangle ABC is isosceles.