More Practice with Triangles

Front

What are the three types of triangles based on their sides?

Back

Equilateral, Isosceles, and Scalene.

Front

What is the relationship between the angles and sides of a triangle?

Back

The longest side is opposite the largest angle.

Front

What does it mean for two triangles to be congruent?

Back

Two triangles are congruent if they have the same size and shape, meaning all corresponding sides and angles are equal.

Front

In an isosceles triangle, what can be said about the angles opposite the equal sides?

Back

The angles opposite the equal sides are also equal.

Front

How do you set up an equation to solve for a variable in a triangle problem?

Back

Identify the relationships between the sides and angles, then use algebraic expressions to create an equation.

Front

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

Back

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

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 a right triangle?

Back

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

Front

What is an obtuse triangle?

Back

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

Front

How can you determine if a triangle is isosceles?

Back

A triangle is isosceles if at least two of its sides are of equal length.