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Long Shadows

Age 11 to 14
ShortChallenge Level Yellow star
Secondary curriculum
  • Problem
  • Solutions
The ratio of height to shadow length is 1:3. Their height will therefore be 3x(1+1.5)m = 7.5m long.

This problem is taken from the UKMT Mathematical Challenges.
You can find more short problems, arranged by curriculum topic, in our short problems collection.

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Weekly Problem 9 - 2012
What is the angle QPT in this diagram?

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The pie chart shows the different types of ice creams on sale. How many chocolate ice creams were sold?

Heptagon Has

Weekly Problem 15 - 2012
How many of the five properties can a heptagon have?

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The NRICH Project aims to enrich the mathematical experiences of all learners. To support this aim, members of the NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to embed rich mathematical tasks into everyday classroom practice.

NRICH is part of the family of activities in the Millennium Mathematics Project.

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