Graphing Polygons & Reflecting in the Coordinate Plane Core 3

Front

What is the y-axis in the coordinate plane?

Back

The vertical line in the coordinate plane where the x-coordinate is 0.

Tags

CCSS.5.G.A.1

Front

What happens to the x-coordinate when a point is reflected over the y-axis?

Back

The x-coordinate changes sign (it becomes its opposite).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is a polygon?

Back

A closed figure formed by a finite number of straight line segments.

Tags

CCSS.2.G.A.1

Front

How many sides does a quadrilateral have?

Back

4 sides.

Tags

CCSS.2.G.A.1

Front

What is the definition of reflection in geometry?

Back

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

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What are the coordinates of the origin in the coordinate plane?

Back

(0, 0).

Tags

CCSS.5.G.A.1

Front

How do you reflect the point (x, y) over the x-axis?

Back

The reflected point is (x, -y).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the formula for finding the distance between two points (x1, y1) and (x2, y2)?

Back

Distance = √((x2 - x1)² + (y2 - y1)²).

Tags

CCSS.HSG.GPE.B.7

Front

What is the definition of an octagon?

Back

A polygon with 8 sides.

Tags

CCSS.2.G.A.1

Front

How do you identify a polygon on a coordinate plane?

Back

By plotting its vertices and connecting them with straight lines.