To Assess my Understanding of Scale Drawings and Plans 18-Nov-18 Today’s Title. Today’s Date To Assess my Understanding of Scale Drawings and Plans 18-Nov-18 To Assess my Understanding of Scale Drawings and Plans ? / 09 / 15 Copy down the Title and Date and underline them. Starter Activity Complete the ‘Heard the Word Grid.’ Are there any key words that you have learnt or have a better understanding of now than you did at the start of this unit of work?

Estimate Accurate Scale Drawing Dimension Loci Equidistant Key Words / symbols Never heard before? Heard of but not sure what it means? Know what it means and can explain it in context Jot down your ideas here... Estimate Accurate Scale Drawing Dimension Loci Equidistant

1 Question and Answers Fluency Problem Solving Reasoning Measure the length of the line to the nearest mm Problem Solving How much longer is line A than line B? Reasoning The diagram below shows how Jane used a ruler to measure a line. Jane says the line is 51mm long. Convince me that Jane is wrong. A B

This is a sketch of the car park. The scale is 1cm = 10 metres. 2 Questions and Answers Fluency This is a sketch of the car park. The scale is 1cm = 10 metres. In real life, how far is it from: A to C C to B Problem Solving Two of the measurements on the sketch are missing. Work out how long each side is on the sketch. Then work out how long these sides are in real life. Reasoning Convince me that if I walked all the way around the outside of the car park (the perimeter), I would have walked more than 300m. ?

Explain why 1cm = 10 metres is not a sensible scale to use. 3 Questions and Answer Fluency The diagram shows a field with length of 550 metres and width of 400 metres. Use a scale of 1 cm to 50 m to make an accurate scale drawing of the field. Draw this in your book. Problem Solving Find the diagonal distance across the field. Give your answer to the nearest metre. Reasoning Explain why 1cm = 10 metres is not a sensible scale to use. 550m 400m

4 Question and Answer Fluency The diagram shows a scale drawing of a garden. Scale 1cm represents 2m Work out the real distance from the Fountain to the bench.

Answers and Working Out 4 Question Answers and Working Out Problem Solving On a map with a scale of 1: 3 000 000 the distance between Edinburgh and London is 18cm. What is the actual distance, in km, between these two cities? Reasoning The distance between London and Birmingham is 165km. Which of these scales would be the most sensible to use on a map? 1:500 000 1:110 000

5 Questions and Answers Fluency A ship sails along equidistant from two lighthouses A and B. On the diagram draw the locus of the ship.

5 Question Answer and Working Out Problem Solving The diagram show the position of two shops, A and B, on a map. The scale of the map is 1cm represents 5km. Yannis wants to build a warehouse. The warehouse needs to be:- Less than 10km from A. Less than 20km from B. Show by shading where Yannis can build the warehouse.

5 Questions and Answers Reasoning Imagine placing counters so that their centres are always 2cm from line segment AB. Convince me that locus is not a rectangle. A B

Use the space below to set yourself a question similar to the ones you were able to answer confidently. Use the space below to answer the question that you have set yourself My own question… My answer…

Scale Drawings, Maps and Plans. 5 4 3 2 1 Scale Drawings, Maps and Plans. I can draw and measure lines accurately. I can work out ‘real life’ dimensions from a simple plan. I can draw an accurate plan when I am told what scale to use. I can decide upon an appropriate scale to use when constructing plans or maps. I can work out actual distance from a scale on a map. I can work out the scale that was used from a plan, when I know the ‘real life’ dimensions. I can solve problems involving loci and scale drawings.

My teachers probing question My answer   What I will do to act upon my ‘Even Better If’’ comment Strategy Tick the strategy you will use. Complete a mymaths lesson or booster pack Use a revision guide or text book Ask my teacher to explain during a lesson Ask a peer to explain during a lesson Ask someone at home to help Attend a revision session at school Attend homework club Something else (describe your strategy here) Dialogue marking sheet.