mscroggs.co.uk
mscroggs.co.uk

subscribe

Puzzles

Two lines

Let A and B be two straight lines such that the gradient of A is the y-intercept of B and the y-intercept of A is the gradient of B (the gradient and y-intercept of A are not the same). What are the co-ordinates of the point where the lines meet?

Show answer & extension

If you enjoyed this puzzle, check out Sunday Afternoon Maths V,
puzzles about graphs, or a random puzzle.

Archive

Show me a random puzzle
 Most recent collections 

Sunday Afternoon Maths LXVII

Coloured weights
Not Roman numerals

Advent calendar 2018

Sunday Afternoon Maths LXVI

Cryptic crossnumber #2

Sunday Afternoon Maths LXV

Cryptic crossnumber #1
Breaking Chocolate
Square and cube endings

List of all puzzles

Tags

folding tube maps triangles ellipses unit fractions irreducible numbers sum to infinity square numbers cards factors multiplication hexagons prime numbers integers dates volume chocolate doubling remainders probabilty sums rugby quadratics cube numbers bases menace digits fractions percentages area crossnumbers addition number clocks probability routes people maths palindromes means planes regular shapes taxicab geometry logic division polygons integration spheres triangle numbers square roots star numbers advent crosswords chess circles parabolas money dice angles pascal's triangle lines coins christmas differentiation indices colouring surds complex numbers multiples graphs symmetry balancing shape 2d shapes perfect numbers chalkdust crossnumber wordplay 3d shapes numbers shapes averages proportion calculus factorials coordinates grids perimeter sport partitions mean cryptic clues scales sequences squares trigonometry dodecagons games geometry algebra speed floors ave time cryptic crossnumbers functions odd numbers rectangles books arrows

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2019