Regular Polygons congruence & vocab

A polygon is a ____________ plane figure composed of at least ______ line segments that do not cross.

• Closed, three

• Open, two

• Closed, four

• Open, five

A ________ polygon has all congruent sides and angles.

• regular

• irregular

• scalene

• isosceles

_____________ means exactly the same shape and size.

• congruent

• symmetry

• regular

• closed

A line of _____________ divides a figure into two congruent parts, each of which is a mirrored image of the other.

• symmetry

• asymmetry

• parallelism

• perpendicularity

In regular polygons the number of congruent sides is ________ to the number of lines of symmetry.

• equal
• not equal

DIRECTIONS: Determine if the figures are congruent or noncongruent. (Figure 6)

• Congruent

• Noncongruent

DIRECTIONS: Determine if the figures are congruent or noncongruent. (Figure 7)

• Congruent

• Noncongruent

DIRECTIONS: Determine if the figures are congruent or noncongruent. (Figure 8)

• Congruent

• Noncongruent

Which side of triangle DEF corresponds to side AB in triangle ABC?

• DE

• EF

• DF

• FE

Which side of triangle DEF corresponds to side BC in triangle ABC?

• ED

• EF

• FD

• DF