1019 past contests
Topic 44 · Intercepts of a line in slope-intercept form $y=mx+c$
Topic 32 · Riddles: the polyhedron, prism, pyramid, cube, cuboid and tetrahedron
Topic 37 · Adjacent angles on a straight line are supplementary (true/false)
Topic 34 · Corresponding angles cut by a transversal (true/false)
Topic 34 · Alternate interior angles are congruent, not complementary (true/false)
Topic 36 · Polygons are classified by their number of sides (true/false)
Topic 34 · Opposite angles of a kite (true/false)
Topic 34 · Opposite and adjacent angles of a rhombus (true/false)
Topic 24 · Joint variation: $z\propto\dfrac{x}{y}$ with $z=40$ when $x=100$, $y=20$
Topic 24 · Joint variation: $z\propto\dfrac{x}{y^2}$ with $z=2$ when $x=40$, $y=10$
Topic 24 · Joint variation: $z\propto\dfrac{x^2}{y^3}$ with $z=10$ when $x=8$, $y=4$
Topic 10 · Finding $p(a\cap b)$ from $p(a)=0.5$, $p(b)=0.6$ and $p(a\cup b)=0.8$
Topic 10 · Finding $p(a)$ from $p(a\cup b)=0.6$, $p(a\cap b)=0.1$ and $p(b)=0.3$
Topic 10 · Finding $p(a\cup b)$ from $p(a)=0.6$, $p(b)=0.4$ and $p(a\cap b)=0.3$
Topic 37 · Two complementary angles from their sum and difference
Topic 37 · Two supplementary angles from their sum and a ratio
Topic 37 · Two supplementary angles from their sum and difference
Topic 37 · Definitions: obtuse, complementary, supplementary, adjacent, vertically opposite and corresponding angles
Topic 37 · Definitions: parallel, perpendicular, intersecting, skew and concurrent lines, and a transversal
Topic 37 · Definitions: straight, right, acute, reflex, full and zero angles