Year 9
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Lesson details
Key learning points
- In this lesson, we will learn about different representations of ratio, including the relationship between fractions and ratio. These are mostly seen in the context of shape.
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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5 Questions
Q1.
I draw a rectangle and the side lengths are in the ratio 5:7. What fraction of the perimeter are the longer sides?
5/12
5/7
7/5
Q2.
I have a bag of pink and brown cubes. 5/11 of the cubes are pink. What is the ratio of pink cubes:brown cubes?
11:5
5:11
6:5
Q3.
A triangle has side lengths in the ratio 5 : 5 : 3. What type of triangle is it?
Equilateral
Scalene
Q4.
A triangle has side lengths in the ratio 5 : 5 : 3. What fraction of the perimeter is the shortest side?
10/13
3/5
5/3
Q5.
A rectangle has side lengths in the ratio 4:3. How long would the longer side of this rectangle be, if the shorter side is 24m?
24m
6m
8m