Multiple choice general knowledge math & puzzles

How much will a 38 degree angle measure when observed under a microscope that magnifies ten times?

  1. 32 degrees

  2. 38 degrees

  3. 40 degrees

  4. None of these

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A microscope magnifies the image of the lines, but the angular separation between the lines remains the same. The degree of an angle is a measure of rotation, not length, so it remains 38 degrees.