Classifying 2-D Shapes by Angles

What is the total degree of rotation when making a full circle?

• 180 degrees

• 270 degrees

• 360 degrees

• 90 degrees

How many degrees are in a right angle?

• 180 degrees

• 45 degrees

• 90 degrees

• 360 degrees

Which type of angle is less than 90 degrees?

• Straight

• Right

• Obtuse

• Acute

Which angle is greater than 90 degrees?

• Right

• Acute

• Obtuse

• Straight

Which shape typically has an obtuse angle?

• Right Triangle

• Rectangle

• Square

• Obtuse Triangle

Which of these shapes has both acute and obtuse angles?

• Rectangle

• Square

• Rhombus

• Circle

Identify the shape with at least two acute angles.

• Hexagon

• Obtuse Triangle

• Square

• Trapezoid

Which shape has exactly four right angles?

• Hexagon

• Circle

• Rectangle

• Triangle

What type of angles does a rhombus have?

• Only right

• Only obtuse

• Only acute

• Both acute and obtuse

Which group of shapes contains at least one right angle?

• All triangles

• All polygons

• All squares

• All circles