Yes, or a lens.
A bisector divides an angle in half (usually in the form of a line passing through the centre of the angle).
It is a bisector.
Median
A bisector
symmetry
Symmetry
Yes, or a lens.
It is a line of symmetry.
Yes, two planes. Each of them divides the seam in half.
The midsagittal plane, also known as the median plane, divides the body into two equal left and right halves, creating mirror images.
The sagittal plane divides the mouth into a right and left half.
mirror
A bisector divides an angle in half (usually in the form of a line passing through the centre of the angle).
The line that divides the Earth in half horizontally is known as the Equator. It is located at 0 degrees latitude and divides the Earth into the Northern Hemisphere and the Southern Hemisphere.
the equator
The plane that divides the body into mirror images is known as the midsagittal plane or median plane. This plane passes through the midline of the body, dividing it into left and right halves that are symmetrical.