Understanding Triangles

What is a characteristic of an isosceles triangle?

• Two sides of equal length

• All sides of equal length

• One right angle

• All angles are equal

Which line segment in a triangle connects a vertex to the midpoint of the opposite side?

• Median

• Altitude

• Angle bisector

• Midsegment

What is the circumcircle of a triangle?

• A circle passing through all three vertices

• A circle tangent to all three sides

• A line segment connecting midpoints

• A line dividing an angle into two equal parts

How is the perimeter of a triangle calculated?

• Sum of the lengths of its three sides

• Product of the base and height divided by two

• Sum of the angles

• Difference between the longest and shortest sides

In triangle ABC with sides 6 cm, 8 cm, and 10 cm, what type of triangle is it?

• Right triangle

• Equilateral triangle

• Isosceles triangle

• Scalene triangle