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Transcript
Top Tips for Revision Year 11 Intermediate Module 5 DO: Learn all formulae off by heart (remember look, cover, write, check). DON’T: Just read through your book. DO: Read your class notes and practise relevant questions. DON’T: Ignore topics that you think you know, practise them as well. DO: Use your revision guide and workbook. DON’T: Set unrealistic targets. DO: Reward yourself at the end. DON’T: Revise in front of the TV, find a quiet place. DO: Plan your revision carefully, think about the topics you may need to spend more time on. And finally..… Good Luck! 8 Number & Algebra Shape, Space & Measures Revision Check Intermediate tier Module 5 Number & Algebra Use this list as a guide to your revision. Tick each one when you are confident about that area. Using and applying number and algebra ◊ Use algebra to solve a problem; set up and solve an equation ◊ Estimate the answers to calculations and present answers to a sensible level of accuracy ◊ Use algebraic notation and symbols correctly ◊ Recognise constraints or assumptions made when solving a problem Numbers and the number system ◊ Use factors, multiples and common factors ◊ ◊ ◊ ◊ ◊ Use the terms square, positive square root, cube, cube root Use index notation and standard index form Know your rules for multiplying and dividing numbers in index form; x3 x x2 = x5 Understand equivalent fractions, order fractions and simplify fractions Find percentages Equations, formulae and identities ◊ Collect like terms in algebraic expressions ◊ ◊ ◊ ◊ Expand brackets; (x + 2)(x + 1) = x2 + 3x + 2 Factorise simple equations; 9x - 3 = 3(3x - 1) Factorise quadratics; x2 - 9 = (x + 3)(x - 3) Cancel common factors in rational expressions; 2(x + 1)2 / (x + 1) = 2(x + 1) 2 Measures and construction ◊ Recognise the degree of accuracy given to a measurement ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ Convert measurements from one unit to another Use compound measures including speed and density Draw lines, angles, triangles and other 2-D shapes; construct cubes, regular tetrahedral, square-based pyramids and other 3-D shapes Use straight edge and compasses to do standard constructions including equilateral triangle with a given side, the midpoint and perpendicular bisector of a line segment, the perpendicular from a point to a line, the perpendicular from a point on a line and the bisector of an angle Find the surface area of simple shapes by using the formulae for the areas of triangles and rectangles Find the volumes of cuboids, right prisms and of shapes made from cubes and cuboids Convert between volume measures including cm3 and m3 Find circumferences of circles and areas enclosed by circles Find loci to produce shapes and paths Transformations and coordinates ◊ Understand that rotations are specified by a centre and an (anticlockwise) angle ◊ Use any point as the centre of rotation ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ Measure the angle of rotation using right angles or fractions of a turn or degrees Understand that reflections are specified by a mirror line, such as y = x or y = -x line Understand that translations are specified by a distance and direction (or a vector) Understand that enlargements are specified by a centre and positive scale factor Recognise and visualise rotations, reflections and translations, including reflection symmetry of 2_D and 3_d shapes, and rotation symmetry of 2_D shapes Transform triangles and other 2-D shapes by translation, rotation and reflection and combinations of these transformations Distinguish properties that are preserved under particular transformations Recognise, visualise and construct enlargements of objects using positive fractional scale factors Recognise that enlargements preserve angle but not length Identify the scale factor of an enlargement as the ratio of the lengths of any two corresponding line segments Understand the implications of enlargement for perimeter ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ Use and interpret maps and scale drawings Understand the difference between formulae for perimeter, area and volume by considering dimensions Use axes and coordinates to specify points in all four quadrants ◊ 6 Change the subject of a formula Find exact solutions using simultaneous equations Represent the solution set to a simple linear inequality on a number line Solve quadratic equations by factorisation Find approximate solutions of equations using trial and improvement Sequences, functions and graphs ◊ Generate terms of a sequence using term-to-term and position-to-term ◊ Generate sequences for square and triangular numbers, powers of 2 and 10 ◊ Find the nth term of a sequence ◊ ◊ Find the coordinates of the mid-point of a line segment AB, given the points A and B, then calculate the length AB Understand and use vector notation Know the meaning of and use the words ‘equation’, ‘formula’, ‘identity’ and ‘expression’ Substitute positive and negative numbers into expressions such as 3x2 + 4 and 2x3 Solve equations with integer or fractional coefficients on either one side or on both sides of equation Form an equation from problems expressed in words ◊ ◊ Plot coordinates in all four quadrants Recognise the shapes of linear, quadratic, cubic and reciprocal graphs Plot graphs of linear and quadratic functions Recognise equations in the form y = mx + c. Find the gradient and y-intercept Construct linear functions and plot the corresponding graph Interpret graphs showing trends, conversion graphs, distance-time graphs, the depth of water in a container as it empties, and graphs of quantities that vary against time Construct the graphs of simple loci Module 5 Shape, space and measures Geometrical reasoning ◊ Recall and use the properties of angles at a point, angles on a straight line (including right angles), perpendicular lines, and opposite angles at a vertex ◊ Distinguish between line and line segments ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ ◊ Use parallel lines, alternate angles and corresponding angles Understand the properties of parallelograms and a proof that the angle sum of a triangle is 180º Understand a proof that the exterior angle of a triangle is equal to the sum of the interior angles at the other two vertices Use angle properties of equilateral, isosceles and rightangled triangles Understand congruence ◊ ◊ ◊ ◊ ◊ ◊ ◊ Explain why the angle sum of any quadrilateral is 360º Recall the definitions of special types of quadrilateral, including square, rectangle, parallelogram, trapezium and rhombus; classify quadrilaterals by their geometric properties Calculate and use the sums of the interior and exterior angles of quadrilaterals, pentagons and hexagons; calculate and use the angles of regular polygons. Understand, recall and use Pythagoras’ theorem in 2-D problems Investigate the geometry of cuboids including cubes, and shapes made from cuboids Understand the similarity of triangles Use trigonometrical relationships in right-angle triangles and use these to solve problems including those involving bearings 4 ◊ Recall the definition of a circle and the meaning of related terms, including centre, radius, chord, diameter, circumference, tangent arc, sector and segment Understand that the tangent at any point on a circle is perpendicular to the radius at that point Understand and use the fact that tangents from an external point are equal in length Explain why the perpendicular from the centre to a chord bisects the chord Understand that inscribed regular polygons can be constructed by equal division of a circle Use the facts that the angle subtended by an arc at the centre of a circle is twice the angle subtended at any point on the circumference, the angle subtended at the circumference by a semicircle is a right angle, that angles in the same segment are equal, and that opposite angles of a cyclic quadrilateral sum to 180 degrees Use 2-D representations of 3-D shapes and analyse 3-D shapes through 2-D projections and cross-sections, including plan and elevation Solve problems involving surface area and volumes of prisms and cylinders