# Study sets matching "pre geometry formulas"

transformation

preimage

image

translation

an operation that maps an original geometric figure, the preim…

the original image before a transformation

the resulting figure after a transformation

A transformation that "slides" a figure from one position to a…

transformation

an operation that maps an original geometric figure, the preim…

preimage

the original image before a transformation

Reflect a point in the x-axis

Reflect a point in the y-axis

Reflect a point in the line y=x

Slope-intercept form

Switch sign of y-coordinate

Switch sign of x-coordinate

Interchange x- and y-coordinates

Y=mx+b

Reflect a point in the x-axis

Switch sign of y-coordinate

Reflect a point in the y-axis

Switch sign of x-coordinate

Central Angles

Inscribed Angles

Angle on the inside

Angle on the outside

Angle=arc

angle= 1/2 arc

angle=arc+arc... -----------... 2

angle= arc-arc... ----------... 2

Central Angles

Angle=arc

Inscribed Angles

angle= 1/2 arc