Answer:
AB = 12
Step-by-step explanation:
Since the triangle is isosceles, the sides AB and BC are congruent. Then you have ...
4x = 2x+6
2x = 6 . . . . . . subtract 2x
4x = 12 . . . . . .multiply by 2
The side AB has length 12.
Answer: 88º
Step-by-step explanation:
180-47=133-45=88
Answer:
positive
Step-by-step explanation:
The discriminant is positive
If there are 2 real roots ( where it crosses the x axis), then the discriminant is positive
Answer:
start with a line segment to divide into equal parts
Step-by-step explanation:
that's the first step you take before you make the angle bisector because there's no point in doing the other steps before that
