what is a semicircle sector and a quadrant
Answers
Answer :
Semicircle
A semicircle is a half circle, formed by cutting a whole circle along a diameter line, as shown above. Any diameter of a circle cuts it into two equal semicircles.
formula Area = πR² / 2
quadrant
A quadrant is one of four equal parts into which a circle or other shape has been divided.
1. geometry
a.
a quarter of the circumference of a circle
b.
the area enclosed by two perpendicular radii of a circle and its circumference
c.
any of the four sections into which a plane is divided by two coordinate axes
2.
a piece of a mechanism in the form of a quarter circle, esp one used as a cam or a gear sector
3.
an instrument formerly used in astronomy and navigation for measuring the altitudes of stars, consisting of a graduated arc of 90° and a sighting mechanism attached to a movable arm
hope this will help you
Answer:
a semicircle has_ quadrant