Geometry and Coordinate Plane Vocabulary

What is the term for the form of an object, defined by its outline or boundary (e.g., square, triangle, circle)?

• Shape

• Texture

• Color

• Pattern

What is the space between two intersecting lines, typically measured in degrees?

• Angle

• Radius

• Diameter

• Chord

What is a balanced arrangement where one half is a mirror image of the other called?

• Symmetry

• Asymmetry

• Pattern

• Contrast

What is the total distance around a shape, calculated by adding the lengths of its sides?

• Perimeter

• Area

• Volume

• Diameter

What is the amount of space inside a shape, typically calculated using specific formulas (e.g., area of a rectangle = length × width)?

• Area

• Perimeter

• Volume

• Length

What is the amount of space inside a 3D object (e.g., volume of a cube = side³) called?

• Volume

• Area

• Perimeter

• Length

What is the distance from the center to the edge of a circle called?

• Radius

• Diameter

• Circumference

• Chord

What is a line that passes through the center of a circle, touching both sides and is twice the radius called?

• Diameter

• Chord

• Tangent

• Radius

What is a round shape with all points equidistant from the center called?

• Circle

• Square

• Triangle

• Rectangle

What is a shape with straight sides, such as a triangle, square, or hexagon called? (the general term for a CLOSED SHAPE)

• Polygon

• Circle

• Ellipse

• Sphere