1. Created by Mr. Lafferty Maths Dept.
Coordinates
Coordinates and Shapes
Reflecting Shapes
12-Apr-19
Created by Mr. Lafferty Maths Dept.

2. Created by Mr.Lafferty Maths Dept
Coordinates
Learning Intention
Success Criteria
We are learning to plot coordinates.
1. Be able to plot and read coordinates.
12-Apr-19
Created by Mr.Lafferty Maths Dept

3. (5,2) (-5,4) (2,3) (-3,-2) Coordinate Grid Y-axis y 5 4 3 2 1 x -6 -5-4 -3 -2 -1 1 2 3 4 5 6 7 -1
X-axis -2
(-3,-2) -3 -4 -5

4. B(-4,5) C(-5,2) A(-3,2) G(1,-2) F(6,-2) D(5,-5) E(0,-5)
What’s my Shape ?
B(-4,5) y 5
Plot the points
(5,-5) , (0,-5)
(6,-2) and (1,-2).
What shape am I ?
Plot the points
(-3,2) , (-5,2)
and (-4,5).
What shape am I ? 4 3 2
C(-5,2)
A(-3,2) 1 x -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 -1
G(1,-2)
F(6,-2) -2 -3 -4
D(5,-5)
E(0,-5) -5

5. Created by Mr. Lafferty Maths Department
Coordinates
Now try TJ3a
Ex 1
Q1 – Q6
Ch5 (page 41)
12-Apr-19
Created by Mr. Lafferty Maths Department

6. Reflection in x and y axis
Learning Intention
Success Criteria
We are learning the connection between coordinates and reflection in the x and y axis.
1. Be able to reflect an object in the x or y axis given suitable coordinates.
12-Apr-19
Created by Mr.Lafferty Maths Dept

7. Mapping B(4,5) (a,b)  (a,-b) A(3,2) C(5,2) A’(3,-2) C’(5,-2) B’(4,-5)
Reflection in x-axis
B(4,5) 5 4
(a,b)  (a,-b)
Mapping 3
A(3,2)
C(5,2) 2
Reflection x-axis 1 x -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 -1
A’(3,-2)
C’(5,-2) -2 -3 -4 -5
B’(4,-5)

8. Mapping B’(-4,5) B(4,5) A(3,2) C(5,2) C’(-5,2) A’(-3,2) (a,b)  (-a,b)
Reflection in y-axis
B’(-4,5)
B(4,5) 5
Reflection y-axis 4 3
A(3,2)
C(5,2) 2
C’(-5,2)
A’(-3,2) 1 x -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 -1 -2
(a,b)  (-a,b)
Mapping -3 -4 -5

9. Reflection in a Vertical Liney 5
(a,b)  (-a+2,b)
Mapping 4 3 2 1 x -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 -1 -2 -3 -4 -5

10. Reflection in a Horizontal Line6 y 5
(a,b)  (a,-b+2)
Mapping 4 3 2 1 x -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 -1 -2 -3 -4 -5 -6

11. Reflection in x and y axis
Have you updated your Learning Log ?
Reflection in
x and y axis
Now try TJ3a
Ex 1
Q7 – Q14
Ch5 (page 43)
12-Apr-19
Created by Mr. Lafferty Maths Department