Isosceles Triangle Step 1

Fold top left

corner until

top edge line

up along long

edge

Fold left

edge of

rectangle

to fit along

the sloping

edge.

Isosceles Triangle Step 2

Equilateral Triangle Step 1

Fold in half

lengthway

s and then

open out

again

Equilateral Triangle Step 2

Hold bottom right

corner;Fold bottom left corner to centre crease

Equilateral Triangle Step 3

Fold the

upper part so

that the left

edge lies

along the

sloping edge

Equilateral Triangle Step 4

Fold

small

triangle

over to

line up

with edge

f old top lef t corner until ‘top’ edge

lines up along right hand ‘long’ edge

Kite Step 1

f old bottom lef t corner onto the bottom of the triangle on the

right edge

Kite Step 2

f old lower right corner to the point shown

(edges should line up)

Kite Step 3

fl ip over and turn

round

Kite Step 4

f old in half , then

in half again, and

unfold

Rhombus Step 1

hold middle

right-hand point and fold the

bottom right-hand corner to the quarter line (stretching to

middle right-hand point)

repeat for the

top right-hand

corner

Rhombus Step 2

f old over ‘edge-to-edge’

(top fi rst;

then bottom)

Rhombus Step 3

fl ip over and turn round

Rhombus Step 4

Square RectangleRhombus

 Kite ParallelogramTrapezium

Quadrilateral Poster

Parallelogram

Square Kite

Trapezium

Rectangle

Rhombus

4 equal sides

 

4 right angles 4 right angles

 

diagonals bisect each diagonals bisect each

other at right angles other at right angles

 

diagonals are equal diagonals are equal

 

4 lines of symmetry opposite sides are parallel

 

opposite sides are parallel opposite sides are parallel

rotational symmetry order 4

 

angles add up to 3600 rotational symmetry order 2

 

angles add up to 3600 angles add up to 3600

 

angles add up to 3600 angles add up to 3600

 

opposite sides are parallel 2 pairs of equal sides

opposite sides are equal 2 pairs of equal sides

 

opposite sides are equal and parallel 2 pairs of equal sides