Geometry Crossword Puzzle

Means to FLIP a point or figure across a line usually the x and y axis.
A transformation that changes size but not shape.
A transformation that TURNS a figure around a given point
means to find the amount of space inside a flat object
an angle whose vertex is at the center of a center of a circle.
an angle of 90 degrees.
a straight line extending from the center of a circle or a sphere to the circumference or surface
line segments that do not intersect.
a closed plane curve consisting of all points given distance from a point within it called the center
a straight line passing through the center of a circle or sphere and meeting the circumference or surface at each end.
y=mx+b
means the steepness of a line entering at a certain point the M in y=mx+b
the distance around the outside of a circle
the point halfway between two given points
what is 3.14159265359
the longest side of a right triangle
A mathematical sentence built from expression using one or more equal signs (=)
two lines that intersect to form a right angle
The sum of the area of all its faces
An Arc that measures are greater than 180 degrees or a semi circle