Paper I Part A Q1 · 2 marks
Number PatternsFirst two terms from a linear general term
🔒 Answer & steps: try it free in Gedara Sir→9 ශ්රේණිය ගණිතය 3 වාර පරීක්ෂණය 2021 · පිළිතුරු සමඟ
Southern Province, Grade 9 Mathematics, term 3, 2021. All 27 questions, with what each one tests. Try any of them free in Gedara Sir to check your answer, with step-by-step working in English and Sinhala.
First two terms from a linear general term
🔒 Answer & steps: try it free in Gedara Sir→Add two binary numbers
🔒 Answer & steps: try it free in Gedara Sir→Write a decimal number in scientific notation
🔒 Answer & steps: try it free in Gedara Sir→Profit percentage from cost and selling price
🔒 Answer & steps: try it free in Gedara Sir→Exterior angle of a triangle equals sum of interior opposite angles
🔒 Answer & steps: try it free in Gedara Sir→Solve a linear equation with a fraction
🔒 Answer & steps: try it free in Gedara Sir→Round to one decimal place
🔒 Answer & steps: try it free in Gedara Sir→Use the element-of symbol for a set member
🔒 Answer & steps: try it free in Gedara Sir→Arc length of a semicircle from its diameter
🔒 Answer & steps: try it free in Gedara Sir→Exterior angles of a quadrilateral sum to 360
🔒 Answer & steps: try it free in Gedara Sir→Solve a linear inequality and list integer solutions
🔒 Answer & steps: try it free in Gedara Sir→Missing side of a right triangle by Pythagoras
🔒 Answer & steps: try it free in Gedara Sir→Angles in a trapezium with a diagonal and a right angle
🔒 Answer & steps: try it free in Gedara Sir→Factorise a difference of two squares
🔒 Answer & steps: try it free in Gedara Sir→Perimeter of a rectangle with algebraic sides
🔒 Answer & steps: try it free in Gedara Sir→Identify a pair of adjacent angles
🔒 Answer & steps: try it free in Gedara Sir→Gradient and intercept from a linear equation
🔒 Answer & steps: try it free in Gedara Sir→True or false statements about polygons and triangles
🔒 Answer & steps: try it free in Gedara Sir→Simplify a power of a quotient, positive indices
🔒 Answer & steps: try it free in Gedara Sir→Locus equidistant from two perpendicular lines
🔒 Answer & steps: try it free in Gedara Sir→Daily patient count pattern: difference, terms, general term, nth term; factorise trinomial
🔒 Answer & steps: try it free in Gedara Sir→Fraction simplification; marked price, discount, profit and profit percentage
🔒 Answer & steps: try it free in Gedara Sir→Square plot with circular nursery: areas, grass cost, fence length
🔒 Answer & steps: try it free in Gedara Sir→Linear graph table, gradient and intercept, plot, y-intercept, parallel line
🔒 Answer & steps: try it free in Gedara Sir→Milk packet sales table: range, mode, mean, expected profit over months
🔒 Answer & steps: try it free in Gedara Sir→Angles with parallel lines; regular decagon exterior angle; exterior angle sum
🔒 Answer & steps: try it free in Gedara Sir→List a set of letters; Venn diagram of two sets; intersection, union, complement
🔒 Answer & steps: try it free in Gedara Sir→