Identify the polygon. Choose all that apply.

• regular

• equilateral

• equiangular

• not a polygon

What is the sum of the measures of the interior angles of a regular 15-gon?

• 2700

• 2340

• 2520

• 5400

What is the measure of an interior angle of a regular 15-gon?

• 360

• 180

• 156

• 168

What is the sum of the measures of the exterior angles on the shape shown?

• 30

• 150

• 180

• 360

What is the sum of consecutive angles in a parallelogram?

• 180

• 90

• 360

• 100

Given the diagram, 𝐴𝐹 ∥ 𝐵𝐸 ∥ 𝐶𝐷 and 𝐹𝐸 ≅ 𝐸𝐷, find the length of 𝐹𝐸 if 𝐴𝐵 = 3𝑥 + 12 and 𝐵𝐶 = 9𝑥 − 24?

• 18

• 6

• 30

• 21

True or False: A rhombus must have four right angles.

• True

• False

Which angles are congruent? Mark all that apply.

• ∠E and ∠F

• ∠G and ∠E

• ∠H and ∠F

• ∠H and ∠G

Which formulas would you use to prove that the diagonals of a quadrilateral bisect each other? Mark all that apply

• Distance Formula

• Midpoint Formula

• Slope Formula

• Not possible

If you are interested in determining if two segments are parallel or perpendicular, you would use the _________ formula.

• slope

• distance

• midpoint