Starter quiz
- Which word best describes this:
- A coordinate ✓
- The number 4.1
- A ratio
- A fraction
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- Which of these best describes the purpose of a coordinate?
- It coordinates the order in which we do our operations.
- It adds numbers together.
- It uses numbers to uniquely determine the position of a point in space. ✓
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- One of our axes is missing a label. What should it be labelled?
- The horizontal axis
- The vertical axis
- ✓
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- What is this coordinate?
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-
- ✓
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- What is this coordinate?
-
- ✓
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- Which of these are properties of a square?
- has exactly three sides
- is a quadrilateral ✓
- has 4 equal length sides ✓
- all interior angles are 90 degrees ✓
- opposite sides are not parallel
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Exit quiz
- The coordinate , where the and axes cross, is called the ______.
- 'origin' ✓
- Which language best describes this coordinate position?
- 4 along, 2 up.
- 4 right, 2 up.
- 4 in the direction, 2 in the direction.
- 4 in the positive direction, 2 in the positive direction.
- From the origin, 4 in the positive and 2 in the positive direction. ✓
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- What are the coordinates of points A and B?
- A, B
- A, B
- A, B
- A, B ✓
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- Match the points to the correct coordinate.
- A⇔✓
- B⇔✓
- C⇔✓
- D⇔✓
- If you take the coordinate , add to the -coordinate and leave the -coordinate unchanged, which of these best describes the change in position of the point?
- It will reflect in the -axis.
- A translation by 5 in the negative -direction.
- A translation by 5 in the negative -direction.
- A translation by 5 in the positive -direction. ✓
- A translation by 5 in the positive -direction.
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- Coordinates A, B and C form a triangle. If you add 2 to the coordinate of all three points, where will the triangle translate to?
Worksheet
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Presentation
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Lesson Details
Key learning points
- Coordinates can be plotted in the first quadrant.
- Shapes can be described using coordinates.
- Moving all the points of a shape using the same rule will translate the shape.
Common misconception
Confusion between which is which out of (1,4) and (4,1). Is it up and along? Along and up?
Clarity of language helps. Coordinates are written x, then y coordinate. Move first in the x-direction. There are no 'corridors and stairs'.
Keywords
Quadrant - A quadrant is any one of the four areas into which a space is divided by the and axes.
Origin - The origin is where the -axis and -axis cross. It has the coordinate pair (0,0).
Plot - Drawing on a graph or map is known as plotting.
Translate - Translation is a transformation in which every point of a shape moves the same distance in the same direction.
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