Question

In understanding different types of symmetry, the term used as principal axis means

• A. an imaginary straight line joining two opposite points at the ends
• B. an imaginary straight line joining the midpoint at one end and the midpoint at the opposite end
• C. an flat area that runs through any axis
• D. an animal having its body parts arranged in such a manner to exhibit summery

Answer 1

Answer: (B)

Principal axis is an imaginary straight line joining the mid-point at one end and the mid-point at the opposite end.