math vocab

Question Answer
congruent figures figures that have the same shape and the same size
corresponding angles matching angles
corresponding sides matching sides
the symbol ~ is congruent to
coordinate plane a plane spanned by the x-axis is which the coordinates of a point are its distances from two intersecting perpendicular axes; also called cartesian plane , cartensian, coordinate system
translate the act of sliding an object
translation is a translation in which a figure slides but does not turn every point of the figure moves the same distance and in the same direction
transformation changes figures into another figure. the new figure is called the image
image when a figure changes into another figure the new figure is called an image
A' a prime use prime symbol when naming an image
x-axis the principal or horizontal axis of a system of coordinates points along which have a value of zero for all other coordinates
y-axis the secondary or vertical axis of a system of coordinates points along which have a zero for all other coordinates
reflection or flip is a transformation in which a figure lid reflected in a line called LINE OF REFLECTION
line of reflection a reflection creates mirror image of the original figure
center of rotation transformation in which is rotated about
angel of rotation the number of degrees a figure rotates
similar figures figures that have the same shape but not neccarily the same size are called similar figures
the symbol means is similar to
dilation a dilation is a translation in which a figure is made larger or smaller with respect to a point called center of dilation
center of dilation
tessellation when tiles cover the floor with no empty spaces, the collection of tiles is called tessellation

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