Congruent is the same size and same shape. When a ray bisects an angle, the two newly created angles will be congruent, since the ray went right in the middle of the first angle (so in this case, ABC and DBC will be congruent)
The answer should be 6z + 54 but I’m not completely positive.
Sorry do know that one !!☹️
A constant is a number that never changes value. Example:
x + 3 = 5, 3 and 5 are constants.
Answer: 4
Step-by-step explanation:
