Xr Area – Perimeter, Area and Volume Formulas App

Every Xr Area – Perimeter, Area and Volume Formulas App provides a virtually limitless supply of questions to let students DO math.

Intended for classroom use but also suitable for individual work.
Questions can be repeated as often as needed - the numbers are random.
The list of questions is color coded to show the degree of difficulty. The question difficulties range over several grades.
Those students that need to can start with easier perimeter, area and volume formulas questions. Those who finish quickly can move on to more challenging ones.
The teacher and student chose where to work. They can go back or skip forward, at any time, to get perimeter, area and volume questions that are appropriate.
There are tutorial screens - intended for revision.
Every question has an example screen showing a worked example, but with different numbers. The perimeter, area and volume question selection list is updated to show how many times each question has been correct answered, so both teacher and student can monitor progress.
The Xr Area – Perimeter, Area and Volume Formulas App generates the question and marks the answer, leaving the teacher free to work one-to-one with individuals or groups of students.
In this Perimeter, Area and Volume Formulas App the questions are carefully graded from easy up to difficult in 21 steps.

▪ Area concept by counting squares
▪ Perimeter
▪ Triangle area as half a rectangle area
▪ Triangle area as half base × height
▪ Parallelogram area
▪ Trapezium area
▪ Compound areas
▪ Pi and circumference
▪ Circle area
▪ Area of sector
▪ Area units
▪ Volume concept by counting cubes
▪ Prism and cylinder volume
▪ Volume units

The Xr Area – Perimeter, Area and Volume Formulas App is a very easy to use and user friendly app that helps both teachers and students in the learning process

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