Symmetry

Here is a 3-D shape.

Write down the mathematical name of this shape.

Write down the number of edges of this shape.

Here are six quadrilaterals on a grid.

Two of the quadrilaterals are congruent.

Write down the letters of these two quadrilaterals.

Write down the letter of the quadrilateral with no lines of symmetry.

Here are two shapes.

Write down the mathematical name of the

triangle,

quadrilateral.

On the triangle, draw the line of symmetry.

Write down the order of rotational symmetry of the quadrilateral.

The diagram shows a regular octagon.

Write down the number of lines of symmetry of a regular octagon.

Here is a shape.

On the shape, mark with a letter R a right angle.

On the shape, mark with a letter O an obtuse angle.

Find, by measuring, the size of the angle marked x

Here are three shapes.

A B C

Shape A is a triangle.

Write down the mathematical name for this type of triangle.

Shape B is a rectangle.

On shape B, draw its lines of symmetry.

Shape C is a regular polygon.

Write down the order of rotational symmetry of shape C.

Here are five fractions.

Two of the fractions in the table are equivalent to

Put a tick () in the box underneath each of these two fractions.

The diagram shows an 8-sided polygon and its diagonals.

Write down the mathematical name of an 8-sided polygon.

Shade of the polygon shown in the diagram above.

The area of a polygon is 56 cm²

The diagram shows a quadrilateral ABCD drawn on a square grid.

Measure the length of BC.

Write down the mathematical name of quadrilateral ABCD.

Write down the order of rotational symmetry of quadrilateral ABCD.

On the diagram, mark an obtuse angle with the letter x.

Here is a diagram of a trapezium.

Work out the area of the trapezium.