After Thanksgiving Triangle review

Front

What is an acute triangle?

Back

An acute triangle is a triangle where all three angles are less than 90 degrees.

Front

What is an obtuse triangle?

Back

An obtuse triangle is a triangle that has one angle greater than 90 degrees.

Front

What is a right triangle?

Back

A right triangle is a triangle that has one angle equal to 90 degrees.

Front

What is an equilateral triangle?

Back

An equilateral triangle is a triangle where all three sides are of equal length and all three angles are equal to 60 degrees.

Front

What is an isosceles triangle?

Back

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

Front

What is a scalene triangle?

Back

A scalene triangle is a triangle where all three sides are of different lengths.

Front

How do you classify triangles based on their sides?

Back

Triangles can be classified as equilateral, isosceles, or scalene based on the lengths of their sides.

Front

How do you classify triangles based on their angles?

Back

Triangles can be classified as acute, obtuse, or right based on the measures of their angles.

Front

What is the distance formula?

Back

The distance formula is used to find the distance between two points (x1, y1) and (x2, y2): d = √((x2 - x1)² + (y2 - y1)²).

Front

If a triangle has angles measuring 20 degrees, 70 degrees, and 90 degrees, how is it classified?

Back

It is classified as a right triangle.