BOND HOW TO DO 11+ MATHS – MATHS FACTS CARDS 1 2 3 4 A factor is a whole number that… Name 6 different quadrilaterals. The radius of a circle is… What is an axis or a line of symmetry in a 2-D shape? 5 6 7 8 A perpendicular line is How many degrees in a line that is… a right angle? What do the angles of a square add up to in degrees? What do the four angles of any quadrilateral add up to in degrees? 9 10 11 12 How many degrees in a complete rotation? Three triangles named The diameter of a according to their circle is… angles are… Maths Facts Cards © Liz Heesom 2006 A prime number is… 1 BOND HOW TO DO 11+ MATHS – MATHS FACTS CARDS 3 2 …the distance from the centre of a circle to its edge. square, rectangle or oblong, rhombus, parallelogram, kite, trapezium. Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 8 7 6 5 4 It is a line that divides a 2-D shape into two equal mirror images. 1 …at right angles to another line. 360° 360° Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 12 11 10 9 …a number that has only two factors: one and the number itself. Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 90° … will divide exactly into another number. • right-angled triangle …the distance straight • acute-angled across a circle, cutting triangle through the centre. • obtuse-angled triangle Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 360° Maths Facts Cards © Liz Heesom 2006 2 BOND HOW TO DO 11+ MATHS – MATHS FACTS CARDS 13 14 15 16 How many degrees in a straight line? An angle which is larger than two right angles is called… To find the average or mean of a set of numbers… Parallel lines are… 17 18 19 20 To find the volume of a cuboid… To simplify a common Three triangles named To find the area of a (vulgar) fraction to its according to their triangle… lowest terms… sides are… 21 22 23 24 A square number is… The circumference of a circle is… To find the area of a square… A number with a ² next to it, e.g. 10², means… Maths Facts Cards © Liz Heesom 2006 3 BOND HOW TO DO 11+ MATHS – MATHS FACTS CARDS 16 15 …lines that are the same distance apart for their entire length (e.g. railway tracks). …add together all of the numbers in the set …a reflex angle. by how many numbers there are in the set. Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 20 19 18 17 • equilateral triangle • isosceles triangle • scalene triangle …find a number which will divide exactly into …multiply its length by its width by its the denominator and height (l x w x h). the numerator. Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 24 23 22 21 …squared; that number multiplied by itself (e.g. 10 x 10). …find the length of one side and multiply this by itself. …the distance all round its edge. …a number multiplied by itself. Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 …imagine it in a rectangle, find the area of the rectangle and then halve this amount: A = ½ (b x h). Maths Facts Cards © Liz Heesom 2006 14 13 180° 4 BOND HOW TO DO 11+ MATHS – MATHS FACTS CARDS 27 28 A number with a ³ next What do the angles of to it, e.g. 10³, means… a triangle add up to in degrees? To find the area of a rectangle… Perimeter means… 29 31 32 25 26 30 To change a common The multiple of a (vulgar) fraction into a number is… decimal fraction… The square root ( √ ) of What is a polygon? a number is… 33 34 35 In a 3-D shape: • a vertex is… • a face is… • an edge is… The eight points of a compass, starting at North and going clockwise, are… What does congruent mean? Maths Facts Cards © Liz Heesom 2006 36 Percent (%) means… 5 BOND HOW TO DO 11+ MATHS – MATHS FACTS CARDS 28 27 …the distance all round the edge of a 2-D shape. …multiply its length by its width (l x w). Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 32 31 30 29 A polygon is a 2-D shape with three or more straight sides. Maths Facts Cards © Liz Heesom 2006 36 … out of 100. Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 26 25 180° the answer, when the number is multiplied …the number by another number. multiplied by itself to make that number. So, So, the multiples of 5 are: 5 (1 x 5), 10 (2 x the √25 is 5 (5 x 5). 5), 15 (3 x 5) and so on. …that number multiplied by itself twice (e.g. 10 x 10 x 10). …divide the numerator by the denominator. Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 35 34 33 • A vertex is the point (corner) of a shape. … N, NE, E, SE, S, SW, • A face is a flat side It means the same W, NW. shape and size. of a shape. • An edge is the line where two faces meet. Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 6 BOND HOW TO DO 11+ MATHS – MATHS FACTS CARDS 37 38 To find the order of The diagonal of a rotational symmetry of shape is… a shape… Maths Facts Cards © Liz Heesom 2006 39 40 • Horizontal means… • Vertical means… • Oblique means… If a shape tessellates, it… 7 BOND HOW TO DO 11+ MATHS – MATHS FACTS CARDS 40 39 38 …can cover an area without leaving any spaces in between. • …straight across, like the horizon. • …straight up or down. • … slanting. …rotate the shape and …a straight line which see how many times it slopes across a shape fits exactly on top of itself. The number of from one corner to times it does this, is another. its order of rotational symmetry. Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 Maths Facts Cards © Liz Heesom 2006 37 Facts Cards © Liz Heesom 2006 8