Straight lines. They are all infinitely long.
The sign for infinity is ∞
[infinty sign]<x<[infinity sign]
kinds of lines
VERTICAL LINES-lines that are at right angle and or perpendicular to a plane. HORIZONTAL LINES-lines that are parallel to the horizon. ANGULAR LINES-lines that have sharp edges. They can be long or short. CURVE LINES-lines that are without angles. SLANTING OR DIAGONAL-lines that suggest action or movement. JAGGED LINES-lines that are harsh and unpleasant.
infinity
The sign for infinity is ∞
[infinty sign]<x<[infinity sign]
kinds of lines
VERTICAL LINES-lines that are at right angle and or perpendicular to a plane. HORIZONTAL LINES-lines that are parallel to the horizon. ANGULAR LINES-lines that have sharp edges. They can be long or short. CURVE LINES-lines that are without angles. SLANTING OR DIAGONAL-lines that suggest action or movement. JAGGED LINES-lines that are harsh and unpleasant.
usually infinity is undefined quantity but in some cases like number line we represent positive infinity and negative infinity
Parallel lines meet in infinity(they don't meet at all)
Infinity
They are straight lines.
infinity
They meet at INFINITY.
VERTICAL LINES-lines that are at right angle and or perpendicular to a plane.HORIZONTAL LINES-lines that are parallel to the horizon.ANGULAR LINES-lines that have sharp edges. They can be long or short.CURVE LINES-lines that are without angles.SLANTING OR DIAGONAL-lines that suggest action or movement.JAGGED LINES-lines that are harsh and unpleasant.Straight LinesBroken lineWavy lineDotted lineZigzag lineDiagonal lineperpendicular lineparallel lineConcave lineConvex lineSpiral line
Infinity