# MATHEMATICS SECOND TERM JSS TWO

 WEEK TOPIC / CONTENT ACTIVITIES 1 EXPANSION OF ALGEBRAIC EXPRESSION i. Expansion of the form a(b+c) = ab + ac. ii. Expansion of the form (a+b)(c+d)=ac+ad+bc+bd iii. Quantitative Reasoning involving expansion. Students: Expand given algebraic expressions. Instructional Resources: Flash cards. 2 FACTORIZATION OF ALGEBRAIC EXPRESSION i. Factorization of the form ax+ay = a(x+y) ii. Factorisation of the form abc+abd = ab(c+d). Students: a. Factorize given algebraic expression b. Find missing factor in given sample. 3 ALGEBRAIC FRACTION i. Algebraic fractions with monomial denominators (addition, subtraction, multiplication and division) ii. word problems leading to simple algebraic fractions. Students: a. Simplify algebraic expression of fractions b. Interpret word problems leading to algebraic fractions and solve the resulting algebraic fraction. Instructional Resources: Flash cards. 4 SIMPLE EQUATIONS i. Solving simple equations ii. Word problems on simple equations. Students: a. Obtain the solution of a simple equation b. Translate word problems to simple equations and solve them. 5 LINEAR INEQUALITIES IN ONE VARIABLE i. Solution of linear inequalities ii. Graphical representation of linear inequalities. iii. Word problems involving linear inequalities in one variable. Students: a. Solve given linear inequalities b. Represent the solution of an inequality graphically using number line. Instructional Resources: Flash card, charts showing number lines. 6 PLANE SHAES AND FIGURES Properties of: i. Parallelogram ii. Rhombus iii. Kite Students: a. Draw parallelograms, rhombus and kite. b. Give any two properties of the indicated plane shape. Instructional Resources: Models of plane shapes. 7 ANGLES IN A POLYGON i. Revision of angles in a triangle ii. Identification and naming of polygons (up to 10 sides) iii. sum of angles in a quadrilateral iv. The sum of interior angles in a polygon using (n-20 180o or (2n-4)90o. Students: a. Find sum of angles in a triangle b. Find sum of angles in a quadrilateral c. Find the sum of the interior angles of a polygon. Instructional Resources: a. Models of polygon b. Cut-out shapes of triangles, quadrilateral and other polygons. 8 SCALE DRAWING i. Drawing plane objects to scale ii. Converting actual lengths to scale. iii. Calculation from scale drawing iv. Combination of plane shapes to produce design. Students: a. Draw actual lengths to scale b. Convert actual lengths to scale c. Calculate from scale drawing. Instructional Resources: Mathematical set. 9 GRAPHS i. Revision of plotting of points on the Cartesian plane. ii. solutions of linear equations in two variables using graphs iii. Linear graphs from real life situations. Students: a. Complete table of values b. Plot the graph of given linear equation c. Interpret information presented on the graph. Instructional Resources: Graph board, graph paper. 10 ANGLES OF ELEVATION AND DEPRESSION i. Identifying angles of elevation and depression. ii. Distinguishing between angles of elevation and depression iii. Measuring angles of elevation and depression. iv. Using angles of elevation and depression in calculating distances and heights. Students: a. Distinguish between angle of elevation and depression. b. Calculate angles of elevation and depression. Instructional Resources: Charts showing angles of elevation and depression. 11 Revision 13 Examinations 