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12 cards from this deck
Relationship between the 3 sides of a right-angled triangle
a2+b2=c2a^2 + b^2 = c^2a2+b2=c2
Longest side, opposite the right angle
Right-angled triangles only (90°)
Two shorter sides (legs)
Hypotenuse (longest side)
Hypotenuse
Write down formula a2+b2=c2a^2 + b^2 = c^2a2+b2=c2
Take the square root
Find straight-line distance between points
Horizontal & vertical (x & y differences)
Longer than either of the other two sides
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