GCSE Secondary Maths Age 13-17 - Shapes & Area: Sketch - Explained

The video tutorial explains how to cover a rectangular floor with carpet tiles by converting units, using scale drawings, and strategically placing tiles. The process involves converting floor dimensions from millimeters to centimeters, drawing a scale model, and fitting tiles while considering leftover pieces. The tutorial emphasizes careful planning and visualization to solve complex problems effectively.

What are the dimensions of the floor that need to be covered with carpet tiles?

• 1200 cm by 1000 cm

• 1200 mm by 1000 mm

• 120 cm by 100 cm

• 120 mm by 100 mm

How many carpet tiles are needed to cover the floor completely?

• 10 tiles

• 9 tiles

• 8 tiles

• 11 tiles

What is the first step in solving the problem of fitting the carpet tiles?

• Drawing a scale drawing of the floor

• Estimating the number of tiles needed

• Calculating the area of the floor

• Converting the tile dimensions to millimeters

What is the converted length of the floor in centimeters?

• 100 cm

• 120 cm

• 1000 cm

• 1200 cm

How many 40 cm tiles can fit along the length of the floor?

• 4 tiles

• 3 tiles

• 5 tiles

• 2 tiles

What is the purpose of cutting the last tile?

• To fit it into a corner

• To cover a gap of 10 cm

• To make it fit the width of the floor

• To adjust for a mistake in measurement

What was the first mark awarded for in the solution?

• Completing the task quickly

• Fitting all tiles without cutting

• Using correct units

• Drawing a perfect rectangle