Question

Which of the following is correct?

• A.
• B.
• C.
• D.

Answer 1

Answer: (A), (B), (C)

Major Sector: Part of a circle enclosed by major arc and two radii joined to the end parts of the arc.
hence, Option(a) is correct.

Minor Sector: Part of a circle enclosed by minor arc and two radii joined to the end parts of the arc.
Option (d) is incorrect because shaded area is enclosed by minor arc making angle ${360}^o-{189}^o={171}^o$ at the centre.


Minor Segment: Part of a circle enclosed by minor arc and the chord of the circle joining the end parts of the respective arc.

Semicircular Sector: Parts of a circle enclosed by either of semicircular arc arc and two radii joined to the end parts of the arc.