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Geeta has two equal ropes. She doubles the length of the first rope and also doubles the length of the second rope.
Which axiom assures her the two doubled ropes are still equal in length?

Class 9Euclid's AxiomsGeometry — Foundations
  • AThings which are double of the same thing are equal
  • BThe whole is greater than the part
  • CIf equals are subtracted from equals the remainders are equal
  • DAll right angles are equal

Step-by-Step Solution

The ropes start equal, and doubles of equals are equal — so the two doubled ropes remain equal.
Answer: A) Things which are double of the same thing are equal

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