From: Pedagogic register analysis: mapping choices in teaching and learning

Role | Sourcing | Source | Interact | Act | ||
---|---|---|---|---|---|---|

A | ||||||

1 |
OK, Step 3, let’s use this information and draw this diagram
| dK1 | Locate | Expression | Suggest | Activity |

[draws right angle triangle] | K1 | Draw | Diagram | Impart | Knowledge | |

[labels sides and angles] | Write | Labels | ||||

2 |
OK, Let’s label angle L as theta.
| dK1 | New | Teacher | Suggest | Activity |

[Step3: Label L - L = ø] | K1 | Write | Expression | Impart | Knowledge | |

[labels angle with L and ø] | Write | Labels | ||||

3 | Step 3: Write down all the information that is given in the question. And put all this information into a diagram. | K1 | Recast | Expressions, Diagram | ||

[points to diagram] | Point | Diagram | ||||

B | ||||||

4 | Step 4. | K1 | New | Teacher | ||

[Step 4:] | Write | Note | ||||

5 |
Since this is a trigonometry question we’re going to
| dK1 | Classify | Text | Direct | Activity |

write down all the trig ratios related to the question. | New | Teacher | Impart | Knowledge | ||

[points to diagram] | Point | Diagram | ||||

6 |
We’ll write down sine theta, cos theta and tan theta.
| dK1 | Restate | Lesson | Direct | Activity |

[lists on fingers] | ||||||

7 |
So looking from the sine of theta,
| K1 | Restate | Move | Direct | Perception |

[Sin ø =] | Write | Expression | ||||

sine theta is equal to | Rephrase | Expression | Impart | Knowledge | ||

[points to diagram] | Point | Diagram | Direct | Attention | ||

opposite | Restate | Lesson | Impart | Knowledge | ||

[points to opposite line] | Point | Diagram | Direct | Attention | ||

divided by hypoteneuse. | Restate | Lesson | ||||

[points to hypoteneuse] | Point | Diagram | Direct | Attention | ||

8 |
Therefore MN
| K1f | Read | Label | Model | Reasoning |

[Sin ø = MN] | Write | Expression | ||||

divided by | Rephrase | Expression | ||||

[points to hypoteneuse] | Point | Diagram | Invite | Attention | ||

hypoteneuse | Restate | Lesson | ||||

[Sin ø = MN/9.2] | Write | Expression | ||||

which is 9.2. | Rephrase | Label |