Geography · Geographical Thought
Assertion (A): Eratosthenes measured the Earth's circumference using angular differences between two locations. Reason (R): He applied geometric principles based on solar observations at midday during the summer solstice. Choose the correct option:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1R is true, but A is false.
- 2A is true, but R is false.
- 3Both A and R are true, but R is not the correct explanation of A.
- 4Both A and R are true, and R is the correct explanation of A.✓
Correct answer
Both A and R are true, and R is the correct explanation of A.
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