Geometry Semester Review

Front

What is Side-Side-Side (SSS) congruency in triangles?

Back

SSS congruency states that if three sides of one triangle are equal to three sides of another triangle, then the two triangles are congruent.

Front

What is a reflection in geometry?

Back

A reflection is a transformation that flips a figure over a line, creating a mirror image.

Front

What is the rule for rotating a point 90º counterclockwise about the origin?

Back

The rule is @@(x,y) ightarrow (-y,x)@@.

Front

How do you find the image of a point after a transformation?

Back

Apply the transformation rule to the coordinates of the point.

Front

What is dilation in geometry?

Back

Dilation is a transformation that alters the size of a figure but keeps its shape, defined by a scale factor.

Front

What does it mean for a polygon to be regular?

Back

A regular polygon has all sides and angles equal.

Front

What is the center of a regular polygon?

Back

The center is the point equidistant from all vertices of the polygon.

Front

What is the significance of midpoints in geometry?

Back

Midpoints divide a segment into two equal parts and are often used in reflections and transformations.

Front

What is the formula for the distance between two points in a coordinate plane?

Back

Front

Back