1.

Total surface area of a hemisphere of radius 3.5 cm is (r=22/7)

Answer»

align="absmiddle" alt="\huge\purple{REQUIRED \: Answer :}" class="latex-formula" id="TexFormula1" src="https://tex.z-dn.net/?F=%5Chuge%5Cpurple%7BRequired%20%5C%3A%20Answer%20%3A%7D" title="\huge\purple{Required \: Answer :}">

\LARGE\bold{<klux>TOTAL</klux> \: <klux>SURFACE</klux> \: Area - 33}

\huge\red{Explanation :}

Total Surface Area -

3\pi {r}^{2}

of Hemisphere

= 3 \times \pi \times ( {r}^{2} ) \: \\ = 3 \times \frac{22}{7} \times 3.5 \\ = 3 \times 22 \times 0.5 \: \\ = 66 \times 0.5 \: \: \: \: \: \: \: \: \: \\ = 33 \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \:

\huge{Thanks}


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