четверг, 30 марта 2017 г.

Test 3. Symmetry

 1. Copy and complete: A kite has … lines of symmetry.

 а)  2;      b)  4;     
 c)  0;      d)  1.

 2. For each shape below, write down how many lines of symmetry it has and the order of rotational symmetry.
 а)  (i)  3,  (ii)  3;     
 b)  (i)  2,  (ii)  2;     
 c)  (i)  4,  (ii)  4;     
 d)  (i)  2,  (ii)  4.

 3. For each shape below, write down how many lines of symmetry it has and the order of rotational symmetry.
 а)  (i)  4,  (ii)  4;     
 b)  (i)  2,  (ii)  2;     
 c)  (i)  1,  (ii)  1;     
 d)  (i)  2,  (ii)  

4. For each shape below, write down how many lines of symmetry it has and the order of rotational symmetry.
 а)  (i)  2,  (ii)  2;     
 b)  (i)  0,  (ii)  0;     
 c)  (i)  1,  (ii)  1;     
 d)  (i)  3,  (ii)  3.

 5. Name the shapes below and for each shape, write down
(i)  how many lines of symmetry it has and
(ii)  its order of rotational symmetry.
 аtrapezium  (i)  0  (ii)  1;     
 b)  trapezium  (i)  0  (ii)  0;     
 cparallelogram  (i)  0  (ii)  2;     
 dkite  (i)  1  (ii)  0.

 6. Name the shapes below and for each shape, write down
(i)  how many lines of symmetry it has and
(ii)  its order of rotational symmetry.
 аrhombus  (i)  1  (ii)  1;     
 bkite  (i)  1  (ii)  0;     
 ctrapezium  (i)  0  (ii)  0;     
 d)  rhombus  (i)  2  (ii)  2.

 7. Name the shapes below and for each shape, write down
(i)  how many lines of symmetry it has and
(ii)  its order of rotational symmetry.
 а)  kite  (i)  1  (ii)  0;     
 btrapezium  (i)  0  (ii)  0;     
 crhombus  (i)  1  (ii)  1;     
 dkite  (i)  1  (ii)  1.

 8. Name the shapes below and for each shape, write down
(i)  how many lines of symmetry it has and
(ii)  its order of rotational symmetry.
 аrhombus  (i)  2  (ii)  2;     
 b)  parallelogram  (i)  0  (ii)  2;     
 cparallelogram  (i)  0  (ii)  2;     
 drhombus  (i)  0  (ii)  2.

 9. State the order of rotational symmetry for each tile below.
 а)  2;      b)  1;     
 c)  0;      d)  4.

10. State the order of rotational symmetry for each tile below.
 а)  4;      b)  0;     
 c)  2;      d)  1.

11. State the order of rotational symmetry for each tile below.
 а)  1;      b)  4;     
 c)  3;      d)  2.

12. Trace these special quadrilaterals. Draw the diagonal on each shape. Which have diagonals which are also lines of symmetry?
 аA,  D,  C,  F;     
 b)  A,  B,  C,  F;     
 cA,  B,  C,  E;     
 dA,  B,  E,  F.

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