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Properties of Triangles Quiz

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Triangle basics and properties

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Colombia

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Properties of Triangles Quiz
 

Properties of Triangles QuizOnline version

Triangle basics and properties

by Daribel Meneses Rodriguez
1

Which statement is true for all triangles?

2

What type of triangle has all three sides of different lengths?

3

An equilateral triangle has how many equal sides?

4

In a triangle, what is the sum of the interior angles?

5

Which triangle has a right angle?

6

Which term describes a triangle with two equal sides?

7

Which condition is necessary for triangle inequality?

8

Which line segment connects a triangle’s vertex to the opposite side and is perpendicular?

9

What is the line from a vertex to the midpoint of the opposite side called?

10

Which triangle property remains true regardless of shape: isosceles, scalene, or equilateral?

Explicación

In any Euclidean triangle, interior angles sum to 180°.

A scalene triangle has no equal sides.

Equilateral means all three sides are equal.

Sum of interior angles in any triangle is 180°.

A right-angled triangle has one 90° angle.

Isosceles triangles have two equal sides.

Triangle inequality: a+b>c, a+c>b, b+c>a.

An altitude is perpendicular from a vertex to the opposite side.

A median connects a vertex to the opposite side's midpoint.

Exterior angle theorem: exterior angle = sum of two remote interior angles.

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