GCSE Secondary Maths Age 13-17 - Geometry & Measures: 3D Coordinates - Explained

The video tutorial explains how to interpret a 3D cuboid on a 2D grid, focusing on identifying the X, Y, and Z axes. It discusses dividing a line segment in a given ratio and calculating the coordinates of specific points, P and T, on the cuboid. The tutorial emphasizes the importance of understanding 3D visualization and provides step-by-step instructions for finding coordinates using ratios.

What is the significance of identifying the X, Y, and Z axes in a 3D grid?

• To accurately plot coordinates

• To find the surface area of the cuboid

• To measure the volume of the cuboid

• To determine the color of the cuboid

How is the line from O to P divided?

• In a 1:1 ratio

• In a 2:1 ratio

• In a 3:1 ratio

• In a 1:2 ratio

What is the X coordinate of point P?

• 3

• 6

• 5

• 4

What is the Y coordinate of point P?

• 3

• 4

• 6

• 5

What is the Z coordinate of point P?

• 4

• 3

• 6

• 5

How do you calculate the coordinates of T?

• By taking 2/3 of the coordinates of P

• By halving the coordinates of P

• By doubling the coordinates of P

• By taking 1/3 of the coordinates of P

What is the correct representation of the Y coordinate of T?

• 2

• 1.5

• 4/3

• 1.3