C1C1H Decathlon

Which of the following figures is a regular polygon?

• A

• B

• C

• D

Which figure below is NOT a regular polygon?

• A

• B

• C

• D

Which of the following are examples of regular polygons?

• D

• A

• E

• B

• C

How many lines of symmetry does Triangle ABC have?

• 0

• 1

• 2

• 3

Which diagram correctly draws a line of symmetry to create two congruent parts from the regular polygon?

• A

• B

• C

• D

Which two line segments are congruent?

• AB and GH.

• CD and EF.

• IJ and KL.

• MN and OP.

Which two angles are congruent?

• A

• B

• C

• D

• E

What angle in ΔDEF is congruent to ∠B in ΔABC?

• ∠E

• ∠D

• ∠C

• ∠F

Identify which figure(s) is/are NOT congruent to the other figures.

• C and F

• A and F

• C and F

• B and D

Determine if the pair of polygons are congruent.

• Yes, the polygons are congruent.

• No, the polygons are not congruent.