makemaths
  • home
  • lesson ideas
    • geometry
    • sequences
    • games
    • origami club
    • steve's stuff
    • group symmetry
    • pascal's triangle
    • growth
    • primes
    • what's the question?
  • blog
  • ATM
  • MA
  • tallis

WTQ 2: rectangle area

Can you find other rectangles with the same area?
Factors, Prime Numbers, Diophantine Equations, Graphs of Reciprocal Functions
Can you find rectangles with the same perimeter but minimum/maximum area?
Calculus, proof 
Can you find other rectangles with area = perimeter?
Graph transformations, algebraic proof, asymptotes



Click on the image to enlarge.

What questions could you ask about this picture?

For example: 'How many other rectangles have area = 80 sq cm?'
✕