Answer: The answer to this question is 13.
Step-by-step explanation:
The two triangles are congruent by A.S.A axiom making the opposite sides AD and DC equal.
Answer:10
Step-by-step explanation: used calculator hopes this helped
Answer:
Slope: 
Y-intercept: (0,0)
Step-by-step explanation:
By putting this into a graph you can see that the y-intercept is (0,0). Also, by looking at the chart and using the walk, rise rule you can see that the slope is .
One <em><u>possible answer</u></em> is:
Parallel lines
Explanation:
Parallel lines are two or more lines in a plane that are the same distance apart and will never intersect. This definition uses two undefined terms, line and plane.
