Categorizing Geometric Shapes: Lines and Angles

What does it mean for one line segment to be perpendicular to another?

• They intersect at any angle.

• They do not intersect.

• They intersect at a 90-degree angle.

• They are parallel.

Which side is perpendicular to side BC in the example?

• None of the above

• Side BC

• Side AB

• Side AC

What type of triangle has one angle greater than 90 degrees?

• Right triangle

• Equilateral triangle

• Acute triangle

• Obtuse triangle

Which triangle category does a triangle with all angles less than 90 degrees belong to?

• Acute triangle

• Isosceles triangle

• Obtuse triangle

• Right triangle

Identify the triangle type that has exactly one 90-degree angle.

• Acute triangle

• Scalene triangle

• Obtuse triangle

• Right triangle

Which triangle is classified as obtuse based on the given examples?

• The fourth triangle

• The second triangle

• The third triangle

• The first triangle

How many triangles were categorized as acute in the examples?

• Four

• Three

• Two

• One

Which triangle was incorrectly categorized according to the examples?

• First right triangle

• None were incorrect

• Second obtuse triangle

• Third acute triangle

What is the correct classification for a triangle with all angles less than 90 degrees?

• Obtuse triangle

• Right triangle

• Acute triangle

• Equilateral triangle

Which statement is true about the triangles categorized in the examples?

• All triangles were acute.

• All triangles had one right angle.

• No triangles were right triangles.

• Two triangles were classified as obtuse.