Respuesta :

THEBRAINLY1
[tex]v = \pi r {}^{2} h \: \\ h = \frac{v}{\pi \: r {}^{2} } \\ [/tex]
Next answer is -

A = 1/2 h [ b₁ + b₂ ]

A = 1/2 h b₁ + 1/2h b₂

A - 1/2h b₂ = 1/2h b₁

Hence , b₁ = 2/h [ A - 1/2h b₂ ]

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