L.O. To identify the coordinates of a shape following a
reflection or translation (in the first quadrant).
mirror
line
A triangle is reflected in a mirror line.
(1,4)
(4,4)
A
What are the coordinates of point A?
(
(4,1)
,
)
(6,1)
A parallelogram has been translated.
(12,9)
(6,9)
Write the coordinates of:
(
Point A
,
(13,6)
)
(7,6)
A
(13,5)
(
Point B
(
Point C
,
,
)
B
)
A quadrilateral has been reflected in a mirror line.
A
Write the coordinates of:
B
(4,12)
C
Point A
(
,
)
Point B
(
,
)
Point C
(
,
)
mirror
line
(4,8)
(10,8)
(12,4)
(4,2)
v2 updated 21/2
C
L.O. To identify the coordinates of a shape following a reflection or translation (in the first quadrant).
Teacher’s notes
Answers:
1) (9,4)
2) A = (19,5)
B = (14,2) C= (20,2)
3) A = (4,18)
B = (12,16)
C = (10,12)
Useful interactive games for teaching coordinates:
http://mathsframe.co.uk/en/resources/resource/153/
coordinates__reasoning_about_position_and_shapes
Choose to solve problems either in the first quadrant
or in all 4 quadrants.
http://mathsframe.co.uk/en/resources/resource/79/itp_coordinates
http://mathsframe.co.uk/en/resources/category/19/
shape_and_space
A variety of games to teach geometry.
v2 updated 21/2