Math, asked by aaravjanjua031, 2 months ago

द रेडियस ऑफ अ स्पेशल बैलून इंक्रीजस फ्रॉम 7 सेंटीमीटर टू 14 सेंटीमीटर इज बीन फाउंड इन 2850 सरफेस एरिया ऑफ द बैलून इन द टू केसेस​

Answers

Answered by anubha910
0

Answer:

Answer

As we know the formula see below how i solve:-

\begin{gathered} \frac{1}{2} = 2\pi \times r \times h \div 2\pi \times r + 2\pi \times r \\ \frac{h}{h + r} = \frac{1}{2} \\ h = r\end{gathered}

2

1

=2π×r×h÷2π×r+2×r

h+r

h

=

2

1

h=r

1:1

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A

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