Front

What is estimation in math?

Back

Estimation is a way to find an approximate value that is close to the exact answer, often used to make calculations easier.

Front

How do you estimate the difference between two numbers?

Back

To estimate the difference, round each number to the nearest hundred or ten, then subtract the rounded numbers.

Front

What is the x-axis in a graph?

Back

The x-axis is the horizontal line on a graph where you plot values.

Front

What is the y-axis in a graph?

Back

The y-axis is the vertical line on a graph where you plot values.

Front

What is a diameter?

Back

The diameter is a straight line that passes through the center of a circle and touches both sides.

Front

What are parallel lines?

Back

Parallel lines are lines that never meet and are always the same distance apart.

Front

What are perpendicular lines?

Back

Perpendicular lines are lines that intersect at a right angle (90 degrees).

Front

What are intersecting lines?

Back

Intersecting lines are lines that cross each other at any angle.

Front

What is a coordinate point?

Back

A coordinate point is a pair of numbers that show a specific location on a graph, written as (x, y).

Front

How do you read a coordinate point?

Back

The first number (x) tells you how far to move left or right, and the second number (y) tells you how far to move up or down.