KS2 Primary Maths Age 13-17 - Measure: Perimeters and Areas - Explained

The video tutorial explains how to divide a rectangle marked with gridlines into three shapes using two straight cuts. The task involves creating two squares of different sizes and one rectangle. The instructor demonstrates the process on a 7 by 5 grid, using a ruler to make precise cuts. The final configuration includes a 5 by 5 square, a 2 by 2 square, and a rectangle, illustrating the only possible way to achieve the task.

What is the purpose of Adam's two straight cuts along the gridlines?

• To create a single large square

• To divide the rectangle into three shapes

• To make the rectangle smaller

• To remove the gridlines

What is the size of the grid used to draw the lines?

• 5 by 5

• 8 by 6

• 6 by 4

• 7 by 5

Which of the following is NOT a shape formed by Adam's cuts?

• A 2 by 2 square

• A 3 by 3 square

• A 5 by 5 square

• A rectangle

How does the narrator suggest using a ruler in the process?

• To draw a circle

• To cover a 5 by 5 square

• To erase the gridlines

• To measure the length of the rectangle

What is the final configuration of shapes after the cuts?

• One large square and two rectangles

• Three squares of the same size

• Two rectangles and one square

• One rectangle and two squares of different sizes