Upcoming SlideShare
×

# Pitch perimeters

458 views

Published on

Published in: Education
1 Like
Statistics
Notes
• Full Name
Comment goes here.

Are you sure you want to Yes No
• Be the first to comment

Views
Total views
458
On SlideShare
0
From Embeds
0
Number of Embeds
4
Actions
Shares
0
5
0
Likes
1
Embeds 0
No embeds

No notes for slide

### Pitch perimeters

1. 1. Pitch Perimeters <ul><li>WALT : calculate the perimeter of rectangles </li></ul>
2. 2. What do we mean by the perimeter of a shape? <ul><li>The total length of all the sides </li></ul><ul><li>10cm </li></ul><ul><li>5cm </li></ul>Answer = 30cm
3. 3. What strategies did you use to find your answer? <ul><li>Add all the sides together </li></ul><ul><li>Double the length, double the width and add them together </li></ul><ul><li>Add the length and width and double it </li></ul>
4. 4. Now try this one… <ul><li>25cm </li></ul><ul><li>10cm </li></ul>
5. 5. And this one… <ul><li>50m </li></ul><ul><li>25m </li></ul>
6. 6. How do we find the missing lengths? <ul><li>10cm </li></ul><ul><li>10cm </li></ul><ul><li>5cm </li></ul><ul><li>20cm </li></ul>
7. 7. Perimeters worksheet <ul><li>In your maths book, draw each shape accurately (using a ruler). Then work out the perimeter and record it underneath the shape. </li></ul>
8. 8. Common errors…