Transformations

Rotations

Name: ______________________________Date: ______________Score: ______ / 20

1.
How many degrees is a quarter turn?
°
2.
Rotating a shape changes its size.
True False
3.
The fixed point that a shape turns around is called the:
1. Amirror line
2. Bcentre of rotation
3. Cvertex
4. Dorigin
4.
How many 90° quarter turns make one half turn?
5.
Three 90° quarter turns together make how many degrees?
°
6.
You are facing East and turn 90° clockwise. Which direction do you now face?
1. ANorth
2. BSouth
3. CWest
4. DEast
7.
You are facing West and turn 90° clockwise. Which direction do you now face?
1. ANorth
2. BEast
3. CSouth
4. DWest
8.
A clock hand points to 12. It turns 90° clockwise. Which number does it now point to?
1. A3
2. B6
3. C9
4. D12
9.
Clockwise is the same direction as the hands of a clock move.
True False
10.
To rotate a shape accurately, the worked example uses:
1. Atracing paper
2. Ba stopwatch
3. Ca thermometer
4. Da set of scales
11.
A quarter turn clockwise is how many degrees?
°
12.
A rotation turns a shape around a point.
True False
13.
Put these turns in order, from smallest to largest.
Write the order (smallest to largest) in the boxes:
- ?half turn
- ?full turn
- ?quarter turn
- ?three-quarter turn
14.
How many lines of symmetry does a square have?
15.
A scalene triangle has 2 lines of symmetry.
True False
16.
A regular pentagon has 7 lines of symmetry.
True False
17.
A rectangle has 2 lines of symmetry.
True False
18.
Which shape has more lines of symmetry, an equilateral triangle or an isosceles triangle?
1. Aequilateral triangle
2. Bisosceles triangle
19.
A regular hexagon has 6 lines of symmetry.
True False
20.
A rectangle has 1 lines of symmetry.
True False

Answer key

Transformations — Rotations

1.90 °
2.False
3.B. centre of rotation
4.2
5.270 °
6.B. South
7.A. North
8.A. 3
9.True
10.A. tracing paper
11.90 °
12.True
13.quarter turn, half turn, three-quarter turn, full turn
14.4
15.False
16.False
17.True
18.A. equilateral triangle
19.True
20.False