Proof of Thales’s Theorem that the diameter of a circle always subtends a right angle to any point on the circle (15.3 MB)
Proof C = Proof 1
Euclid’s Proof that there are infinitely many primes (6.2 MB)
Proof D = Proof 5
Algorithm for finding the highest common factor of two numbers (9.5 MB)
Proof E = Proof 2
Proof that the square root of 2 is irrational (17.8 MB)
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Please note the Manchester Marathon is taking place on Sun 19 Apr with some planned road closures around the RNCM from Sat 18 Apr. Please allow extra time for travel. Full details about local road closures are available on the Manchester Marathon website.