Polygon & Quadrilateral Sample Work

ACE is an isosceles triangle. What is the measure of the vertex angle?

What is the sum of the measures of the exterior angles, one at each vertex, of a nonagon?

If the coordinates of a polygon graphed in the first quadrant with one vertex on the origin are (0, 0), (4, 0), (4, 4), (0, 4), then what is the most precise name for the polygon? Answer Choices: Rectangle, Trapezoid, Rhombus, or Square

Find the measure of angle 1.

Answer the question in the image.

ACE is an isosceles triangle. What is the measure of an acute base angle of the trapezoid ABDE?

What is the most precise name for quadrilateral ABCD with vertices A(–7,2), B(–5, –2), C(1,1), and D(-1,5)? Answer Choices: Quadrilateral, Rectangle, Rhombus, or Parallelogram

What is the most precise term for quadrilateral ABCD with vertices A(1, 2), B(2, 6), C(5, 6), and D(5, 3)? Answer Choices: Rhombus, Square, Kite, or Parallelogram

ABCD is a rectangle. Find the measure of angle BEC.

ABCD is an isosceles trapezoid with legs AB and CD and base BC. AB=7y-4. BC=4y-6 and CD=8y-18. What equation would you set up in order to find y?

The sum of the interior angles of a polygon is 2,340°. How many sides does the polygon have?

ACE is an isosceles triangle. What is the measure of angle CDB?

What is the measure of each interior angle of a regular pentagon?

Find the measure of angle JKL.

Find the value of x.

Answer the question in the image.