3 years ago

Arc length of a half of a circle with radius of 9

Mathematics

2 answers:

Nesterboy [21]3 years ago

7 0

Answer:28.26

Step-by-step explanation:

Φ=180 since it's in a straight line

Radius=r=9

π=3.14

Length of arc=Φ/360 x 2 x π x r

Length of arc=180/360 x 2 x 3.14 x 9

Length of arc=0.5 x 2 x 3.14 x 9

Length of arc=28.26

alexandr1967 [171]3 years ago

4 0

Answer:

https://www.santaluciacava.it/geo_formule_arco_settorecircolare.html

Step-by-step explanation:

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