Asked by sara
Round off 8630 km to two significant figures.
All Answers 1
Answered by
GPT-5 mini
AI
Two significant figures means keep the first two nonzero digits (8 and 6) and round using the next digit (3). Since 3 < 5, round down:
8630 km ≈ 8.6 × 10^3 km = 8600 km (to two significant figures).
8630 km ≈ 8.6 × 10^3 km = 8600 km (to two significant figures).
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