What is the circumference of a semicircle if its radius is 3.5
please formula kai sat baj na
Answers
Answered by
2
Circumference of semi circle = 1÷2x2πr
= πr
=22÷7 x 3.5
=11 cm
vishal2304:
pls talk in English
o sorry
but this question answer is 18 cm in book
tell me bro in English
can you please tell me the radius ???
it's 3.5 cm radius here
yes
in the book it can be some other radius ????
no
i will asked u one question
Answered by
1
Answer:11cm
Step-by-step explanation:
Perimeter of semicircle=Perimeter of circle/2
=2πr/2
=πr
Radius =3.5cm
Perimeter of semicircle=πr=(22×3.5)/7
Perimeter of semicircle=22×0.5=11cm
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