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Turn a Room into a Two-Dimensional Map

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Orienting Yourself: The Use of Coordinates · Exploring Reiaan’s room · 4:02

You'll learn: Explain floor plans, scale and object corners. Identify information a floor plan cannot specify.

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Turn a Room into a Two-Dimensional Map

4:02

Playing

Turn a Room into a Two-Dimensional Map

You'll learn: Explain floor plans, scale and object corners. Identify information a floor plan cannot specify.

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Same topic

Exploring Reiaan’s room

5

Use Coordinates to Measure and Compare Doorways
4:00
Use Coordinates to Measure and Compare Doorways
You'll learn: Read endpoints, find doorway widths and compare the room and bathroom doors.
Three Table Feet Are Given—Where Is the Fourth?
3:48
Three Table Feet Are Given—Where Is the Fourth?
You'll learn: Complete an axis-aligned rectangle, find length and width and discuss placement.
Map the Bathroom Using Negative Coordinates
4:16
Map the Bathroom Using Negative Coordinates
You'll learn: Read bathroom and shower corners, identify the shower shape and allocate spaces.
Will the Bathroom Door Hit the Wardrobe?
4:00
Will the Bathroom Door Hit the Wardrobe?
You'll learn: Reason about a door’s hinged movement and what changes when it is widened.
Place a Dining Table Exactly in the Centre
4:10
Place a Dining Table Exactly in the Centre
You'll learn: Extend the room plan, identify dining-room corners and use equal margins for a centred table.

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Distance and reflection

6

Find Distances Along Horizontal and Vertical Lines
3:54
Find Distances Along Horizontal and Vertical Lines
You'll learn: Recognise equal x- or y-coordinates and use the absolute difference of the other coordinates.
Find a Slanting Distance by Building a Right Triangle
3:45
Find a Slanting Distance by Building a Right Triangle
You'll learn: Turn horizontal and vertical shifts into perpendicular legs and find direct distance.
Build the Distance Formula from the Picture
4:04
Build the Distance Formula from the Picture
You'll learn: Generalise coordinate differences and derive the square-root distance expression.
Use the Distance Formula to Measure a Triangle
3:50
Use the Distance Formula to Measure a Triangle
You'll learn: Apply the formula to all three sides and interpret exact square-root lengths.
Why the Distance Formula Works with Negative Coordinates
4:02
Why the Distance Formula Works with Negative Coordinates
You'll learn: Subtract negative coordinates and explain why reversing endpoint order preserves distance.
Reflect a Triangle: What Changes and What Stays the Same?
3:50
Reflect a Triangle: What Changes and What Stays the Same?
You'll learn: Track coordinate changes under reflection in either axis and compare side lengths.

Next topic

Applications

4

Predict a Shape Before Plotting Its Points
3:41
Predict a Shape Before Plotting Its Points
You'll learn: Predict axis-parallel sides, perpendicular sides and mirror points before checking the graph.
Build a Right Triangle Around a Given Point
3:50
Build a Right Triangle Around a Given Point
You'll learn: Construct a valid right triangle using a given vertex and calculate its three sides.
Can a Street Address Identify More Than One Crossing?
4:14
Can a Street Address Identify More Than One Crossing?
You'll learn: Test whether a street-index convention identifies a unique crossing and why direction information matters.
Do Two Circular Icons Fit and Overlap on a Screen?
4:40
Do Two Circular Icons Fit and Overlap on a Screen?
You'll learn: Check circle extents against screen boundaries and compare centre distance with the radii.