What is the arc length

Mathematics

2 answers:

sdas [7]3 years ago

7 0

180 degrees i think tell me if im wrong

algol [13]3 years ago

6 0

Circumference of semicircle is πr

3.14 × 9
28.26

Therefore,
length of arc = circumference - diameter
l = 28.26 - 18
l = 10.26

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Answer:

The line segment 7 cm long is shown below.

Step-by-step explanation: