Measurement and Shapes

An angle whose measure is exactly 90 degrees.

• acute
• vertical
• right
• straight

What are two attributes that we use to classify polygons?

• sides and edges
• length and angles
• sides and angles
• vertices and faces

Is a quadrilateral with only one pair of parallel sides.

• Rhombus
• Square
• Rectangle 
• Trapezoid

Has 2 pairs of parallel sides.

• Trapezoid
• Triangle
• Parallelogram
• Rhombus

Polygon or non-polygon?

• Polygon
• Non-Polygon

Polygon or Non-Polygon?

• Polygon
• Non-Polygon

Classify the following triangle in as many ways as possible. 

• Right, Equilateral
• Obtuse, Scalene
• Obtuse, Equilateral
• Right, Scalene

What type of angle is shown?

• acute
• obtuse
• right
• straight

54 degrees is a...

• right angle
• straight angle
• acute angle
• obtuse angle

Classify the triangle.

• Equilateral
• Isosceles
• Scalene
• Obtuse