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8. The areaof' sector can be computed by this formula
9. A segment from the center of the circle to any point of the circle.
10. Region bounded by an are of the circle and two radii to the endpoints of the are
11. Region of a circle bounded by an are and the segment joining endpoints.
12. The degree measure of the whole circle is equal to
13. The formula in finding the length of arc is
14. Part of the circumference (edge) of a circle is called
15. Pi is used in computing the circumference of a circle, Pi is equal to​

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Answer:

8. The formula for sector area is simple multiply the central angle by the radius squared, and divide by 2: sector area= r^2*a/2.

9.The a line segment from the center of the circle to any point on the circle is a Radius of the circle.

10. Sector of the circle.

11. segment of the circle

12.A circle is divided into 360 equal degree, so that a right angle is 90°

13. Yung nasa pic poh

14. Radius

15. Approximately 3.14

Step-by-step explanation:

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