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10 cards from this deck
Finds the length of a missing side in a right-angled triangle
Longest side opposite the right angle
a2+b2=c2a^2 + b^2 = c^2a2+b2=c2
Two shorter sides
Longest side (hypotenuse)
short2+short2=long2short^2 + short^2 = long^2short2+short2=long2
Right-angled triangle
Subtract (don't add)
Flagpoles, ramps, ladders
No, must be memorised
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