U4HW1: Classifying Triangles

Front

What is a triangle?

Back

A triangle is a polygon with three edges and three vertices.

Front

What are the types of triangles based on sides?

Back

1. Equilateral: All sides are equal. 2. Isosceles: Two sides are equal. 3. Scalene: All sides are different.

Front

How do you classify a triangle with sides of lengths 5, 5, and 8?

Back

Isosceles.

Front

How do you classify a triangle with sides of lengths 3, 4, and 5?

Back

Scalene.

Front

What is the formula to calculate the distance between two points (x1, y1) and (x2, y2)?

Back

Distance = √((x2 - x1)² + (y2 - y1)²).

Front

If a triangle has one angle greater than 90 degrees, how is it classified?

Back

It is classified as an obtuse triangle.

Front

What is the sum of the interior angles of a triangle?

Back

The sum of the interior angles of a triangle is always 180 degrees.

Front

How do you classify a triangle with angles measuring 60°, 60°, and 60°?

Back

Equilateral.

Front

What is an equilateral triangle?

Back

An equilateral triangle is a triangle in which all three sides are equal in length and all three angles are equal, each measuring 60 degrees.

Front

What is an isosceles triangle?

Back

An isosceles triangle is a triangle that has at least two sides of equal length.