Southern Province 10 ශ්‍රේණිය ගණිතය 1 වාර පරීක්ෂණය 2020

Probability of an even outcome on a four-sided die

Evaluate a power of a whole number

Judge statements bounding and approximating a square root

Time for a job when the number of machines changes

Third angle of a triangle from the angle sum

Factorise a trinomial quadratic expression

Solve a linear equation with a fractional term

LCM of two algebraic terms

Write a shaded Venn region in set notation

Base angle of an isosceles triangle

Capacity in litres of a cuboid tank

Gradient and intercept from a line's equation

Area of a sector with a given angle

Pick the congruent pair among three triangles

Write the inequality shown on a number line

Modal class and median class from a grouped table

Perimeter of a quarter-circle sector

Subtract algebraic fractions with numeric denominators

Angle using the semicircle angle and an exterior angle

Radius from a chord and the perpendicular from the centre

State a right-angle congruence case and a matching angle pair

Identify equal sides from equal angles in a triangle

Bearing of one town from another using a right triangle

Simplify a fraction of a difference of fractions

Locate a point equidistant from two sides using an angle bisector

Successive fractions of a road task; total length and cost

Man-days problem with absent workers; cost and profit percentage

Sample space and probabilities for a fair die

Fill a Venn diagram and list a union

Arc length, area and perimeter of a court with semicircles

Sketch the locus of a circle centre at the court's middle

Complete a pie-chart table, draw the chart, correct an angle

Profit percentage on buying and selling goods

Square root by the division method for a side length

Gradients and intercepts from graphs; perpendicular product; parallel line

Factorise a quadratic with leading coefficient not one

LCM of algebraic expressions after factorising

Areas of rectangles as binomial products; square a number via binomial

Area left after removing a quarter circle; find side length

Days needed when the workforce changes

Cumulative frequency, modal and median class; range and mean of a list

Arithmetic progression from its nth term: terms, position, membership

Construct an equilateral triangle, a perpendicular and a circle

Scale diagram of a flight using bearings and distances

Prove an angle relation in an arrowhead shape; collinearity

Congruent triangles from an angle bisector; prove lines parallel

Fill a Venn diagram and list complements, intersection and union