Math, asked by ayushkumar1979, 1 year ago

find the radius and circumference of a circle whose area is 200.96 cm2 ( take pie as 3.14)

Answers

Answered by Anonymous
57
\huge{\mathfrak{ANSWER \ :-}}

Area of Circle = 200.96 sq cm

\pi {r}^{2}  = 200.96


3.14 \times  {r}^{2}  = 200.96

 {r}^{2}  =  \dfrac{200.96}{3.14}

 {r}^{2}  = 64

 {r}^{2}  =    \sqrt{64}

r = 8

Radius = 8 cm

Circumference of Circle = 2πr

= 2 × 3.14 × 8

= 50.24

Radius = 8 cm

Circumference of Circle = 50.24 cm

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Thanks !!
Answered by madhu12487
29
hey \: mate \: here \: is \: ur \: answer \\ \\ area \: = \pi {r}^{2} = 200.96 \\ \\ 3.14 \times {r}^{2} = 200.96 \\ \\ {r}^{2} = 200.96 \div 3.14 \\ \\ {r}^{2} = 64 \\ \\ r = 8 \\ \\ circumference = 2\pi \: r \\ 2 \times 3.14 \times 8 = 50.24 \: cm

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