Paper I Part A Q1 · 2 marks
Square RootComplete squares and give the first approximation of root 12
🔒 Answer & steps: try it free in Gedara Sir→10 ශ්රේණිය ගණිතය 3 වාර පරීක්ෂණය 2022 · පිළිතුරු සමඟ
North Western Province, Grade 10 Mathematics, term 3, 2022. All 42 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.
Complete squares and give the first approximation of root 12
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🔒 Answer & steps: try it free in Gedara Sir→Solve an inequality and list positive integer solutions
🔒 Answer & steps: try it free in Gedara Sir→Flow rate of water through a pipe
🔒 Answer & steps: try it free in Gedara Sir→Locate a point equidistant from two lines at a set distance
🔒 Answer & steps: try it free in Gedara Sir→Rates percentage from annual rates and assessed value
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🔒 Answer & steps: try it free in Gedara Sir→Angle in a triangle on a diameter
🔒 Answer & steps: try it free in Gedara Sir→Fractions of an audience by ticket price; total seats; simplify
🔒 Answer & steps: try it free in Gedara Sir→Rectangle with a quarter sector: radius, arc, area, added triangle
🔒 Answer & steps: try it free in Gedara Sir→Pie chart of land use: angles, areas, new allocation, fraction
🔒 Answer & steps: try it free in Gedara Sir→Man-hours for cleaning; time with changing numbers; cost check
🔒 Answer & steps: try it free in Gedara Sir→Venn diagram of dancers by gender and colour; set notation
🔒 Answer & steps: try it free in Gedara Sir→Annual income, income tax, years to repay a simple-interest loan
🔒 Answer & steps: try it free in Gedara Sir→Graph of y = 3 - x^2: axis, roots, compare with y = x^2 - 3
🔒 Answer & steps: try it free in Gedara Sir→Solve simultaneous equations; linear equation from rod lengths
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🔒 Answer & steps: try it free in Gedara Sir→Cylinder poured into a cuboid gives a formula; log table evaluation
🔒 Answer & steps: try it free in Gedara Sir→Trapezium with midpoint: congruent triangles and a parallelogram
🔒 Answer & steps: try it free in Gedara Sir→Angles in a circle with a parallel chord; locate the centre
🔒 Answer & steps: try it free in Gedara Sir→Coin and coloured die: grid, independence, tree diagram
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