Question

Q12) a chord( which is not a diameter) *
AB
AC
ED
OC

Q13) a sector
ED
BOC
P
AOB

Q14) a diameter *
ED
OB
OC
AC​

Answer 1

Answer:

12) ED

13)AOB

14)AC

Step-by-step explanation:

12) Chord is a line segment joining two points of a circle.

13) A circular sector, also known as circle sector or disk sector (symbol: ⌔), is the portion of a disk (a closed region bounded by a circle) enclosed by two radii and an arc, where the smaller area is known as the minor sector and the larger being the major sector.

14) OB) Longest chord of circle which passes through centre of the circle, called it's diameter. it is represented by D . And D =r/2 , where r is radius of circle.