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Warm Up April 24 th 1.What is the formula for the inscribed angle? 2.What is the formula for a vector outside the circle?

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Presentation on theme: "Warm Up April 24 th 1.What is the formula for the inscribed angle? 2.What is the formula for a vector outside the circle?"— Presentation transcript:

1 Warm Up April 24 th 1.What is the formula for the inscribed angle? 2.What is the formula for a vector outside the circle?

2 EOCT Week 14 #4

3 Circumference & Arc Length of Circles

4 Circumference The distance around a circle

5 or Circumference

6 Find the EXACT circumference. 1.r = 14 feet 2.d = 15 miles

7 Ex 3 and 4: Find the circumference. Round to the nearest tenths.

8 5. A circular flower garden has a radius of 3 feet. Find the circumference of the garden to the nearest hundredths. C = 18.85 ft

9 Arc Length The distance along the curved line making the arc (NOT a degree amount)

10 Arc Length

11 Ex 6. Find the Arc Length Round to the nearest hundredths 8m 70  

12 Ex 7. Find the Arc Length Round to the nearest hundredths 12 in 110  

13 Ex 8. Find the exact Arc Length.

14 Area of a Circle

15 Ex 9. Find the exact area of the circle.

16 Ex 10. Find the exact area of the circle.

17 Area of a sector of a circle

18 Ex 11. Find the exact area of the sector of the circle.

19 Ex 12. Find the exact area of the sector of the circle.

20 Area of a segment

21 Ex 13. Find the area of the segment.

22 Ex 14. Find the area of the segment.

23 Radian Measure of a Circle another way to measure angles!

24 How to convert from … Mode – RAD Type degrees Math – DMS – 1: OR Angle – 1: enter Mode – DEG Type radians Math – DMS – 4: OR Angle – 4: enter

25 Arc Length Homework 11 problems

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