Math, asked by bablupal9955920610, 5 months ago

Find the area of circle whose circumference is
(a) 44 cm
(b) 308 cm

bablupal9955920610: please answer me

Answers

Answered by kushalsaini248

1

Step-by-step explanation:

circumference of circle is

$= 2\pi \: r$

Hope it helpful for you

bablupal9955920610: please help me

kushalsaini248: 2) use formula

kushalsaini248: 2*22/7*308

kushalsaini248: =1936

kushalsaini248: 1) use formula

kushalsaini248: = 2*22/7*44

kushalsaini248: =1936/7

kushalsaini248: =276.57

siamlena23: i already solve down there

kushalsaini248: sorry, bro he ask me

Answered by siamlena23

3

Step-by-step explanation:

a) Circumference=44

2πr=44

2x(22/7)r=44

r=44x(7/44)

r=7cm

area=πr^2

=(22/7) x7x7

=154cm^2

b) Circumference=308

r=308x(7/44)

r=49cm

Area =(22/7) x49x49

=7546cm^2

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