Find the arc length of the semicircle. Either enter an exact answer in terms of π or use 3.14 and enter your answer as a decimal.

The arc length of the semicircle is or

Step-by-step explanation:

The complete question in the attached figure

we know that

The circumference of a semicircle is given by the formula

where

D is the diameter of the semicircle

we have

substitute

----> exact value

Assume

----> approximate value

therefore

The arc length of the semicircle is or

7. 153.86 ft

8. 12.56 ft

9. 78.5 m

10. 379.94 in

11. 132.665 m

12. 12.56 yd

13. 226.865 ft

14. 113.04 ft

15. 63.585 ft

16. 254.34 m

17. 50.24 cm

step-by-step explanation:

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