Front

What is a line of symmetry?

Back

A line of symmetry is a line that divides a shape into two identical parts that are mirror images of each other.

Front

How many lines of symmetry does a rectangle have?

Back

A rectangle has 2 lines of symmetry.

Front

What is the triangle inequality theorem?

Back

The triangle inequality theorem states that the sum of the lengths of any two sides of a triangle must be greater than the length of the third side.

Front

What is a unique triangle?

Back

A unique triangle is a triangle that can be formed with a specific set of side lengths or angle measures.

Front

What is the formula to calculate the percentage?

Back

Percentage = (Part/Whole) x 100.

Front

How do you determine if three sides can form a triangle?

Back

Use the triangle inequality theorem: the sum of the lengths of any two sides must be greater than the length of the third side.

Front

What is an included angle in a triangle?

Back

An included angle is the angle formed between two sides of a triangle.

Front

How many triangles can be formed with two angles and one included side?

Back

Only 1 unique triangle can be formed.

Front

What is a circle graph (pie chart)?

Back

A circle graph, or pie chart, is a circular statistical graphic divided into slices to illustrate numerical proportions.

Front

How do you find the percentage of a part in a total?

Back

Divide the part by the total and multiply by 100.