This video tutorial introduces triangles, explaining their properties and types based on sides and angles. It covers equilateral, isosceles, and scalene triangles, as well as right, acute, and obtuse triangles. The video also describes the basic parts of a triangle, such as the base, peak, and height. Towards the end, it includes exercises to reinforce the concepts learned. The tutorial aims to enhance understanding of triangles and their characteristics.

What is the total sum of the interior angles in any triangle?

• 180 degrees

• 360 degrees

• 90 degrees

• 270 degrees

Tags

CCSS.8.G.A.5

Which triangle has all sides of equal length?

• Isosceles triangle

• Scalene triangle

• Equilateral triangle

• Right triangle

Tags

CCSS.4.G.A.2

Which triangle has two sides of equal length?

• Right triangle

• Scalene triangle

• Isosceles triangle

• Equilateral triangle

Tags

CCSS.4.G.A.2

Which triangle does not have any equal sides?

• Acute triangle

• Equilateral triangle

• Isosceles triangle

• Scalene triangle

Tags

CCSS.4.G.A.2

If a triangle has one angle measuring 90 degrees, what type of triangle is it?

• Right triangle

• Equilateral triangle

• Obtuse triangle

• Acute triangle

Tags

CCSS.4.G.A.2

What type of triangle has angles all less than 90 degrees?

• Right triangle

• Obtuse triangle

• Acute triangle

• Isosceles triangle

Tags

CCSS.4.G.A.2

What is the correct term for a triangle with one angle more than 90 degrees?

• Acute triangle

• Right triangle

• Obtuse triangle

• Isosceles triangle

Tags

CCSS.4.G.A.2

In a triangle, what is the term used for the line segment perpendicular to the base?

• Bisector

• Altitude

• Median

• Chord

Which part of the triangle is opposite the base?

• Median

• Base angle

• Altitude

• Peak

What is the name given to the highest point of a triangle?

• Apex

• Vertex

• Peak

• Summit