Multiple choice

Directions: Choose the word which substitutes the given phrase.

A straight line from the centre to the circumference of the circle

  1. raft

  2. radius

  3. rafter

  4. rag

  5. rage
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A radius is defined as a straight line from the center of a circle to its circumference. It is half the length of the diameter. The other options - raft (floating logs), rafter (roof beam), rag (cloth), rage (anger) - are unrelated geometric terms. This is basic circle terminology.

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