Answer:
Step-by-step explanation:
The value of the expression is its distance from zero. The absolute value is the positive value without any minus sign.
Step-by-step explanation:
Chord AB and Chord CD are equidistant from the center of the circle.
Answer:
a=3
Step-by-step explanation:
x – 2y = 4
ax– 6y = 12
To have infinitely many solutions, the two equations have to be equal
Multiply the first equation by 3
3x -6y = 12
ax -6y = 12
a = 3