Math, asked by bidyulatadas39, 11 months ago

how many times A wheel of radius 28cm must rotate to go 352 m

(\pi \: 22 \div 7)

Answers

Answered by Anonymous
7

 \: circumference \:  \: of \:  \: wheel \\  = 2\pi \: r \\ 2 \times  \frac{22}{7}  \times 28 \\  = 22 \times 4 \times 2 \\  = 176cm \\  \\ 352m = 35200cm \\  \\ no \:  \: of \:  \: rotation =  \frac{35200}{176}  \\  = 200

Answered by vy45745
0

\huge\red{\boxed{HELLO\:MATE}}

HELLOMATE

\begin{lgathered}\: circumference \: \: of \: \: wheel \\ = 2\pi \: r \\ 2 \times \frac{22}{7} \times 28 \\ = 22 \times 4 \times 2 \\ = 176cm \\ \\ 352m = 35200cm \\ \\ no \: \: of \: \: rotation = \frac{35200}{176} \\ = 200\end{lgathered}

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