Question

18. The radius of a semi-circular garden is 10m, find the area of the garden.
(Take π = 3.14)​

Answer 1

Answer:

radius is 10 m

area of semi-circle is 1\2 π radius ka square

= 1/2 3.14 10 10

1/2 314.00

157

Answer 2

☯ The radius of a semicircle garden (r) is 10 m.

☯ π is 3.14

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$\underline{\bigstar\:\boldsymbol{According \;to \;the\: given \;Question\; :}}$

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• ${\blue{\mathfrak{The\:area\:of\:a\:semicircle\:=\:{\dfrac{\pi r^{2}}{2}}}}}$

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The Area of the semicircle garden:

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$\:\:\:\:\:\:\::\:\Longrightarrow\sf{\dfrac{3.14\:\times\:10^{2}}{2}}$

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$\:\:\:\:\:\:\::\:\Longrightarrow\sf\:{1.57\:\times\:100\:cm}^{2}$

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$\:\:\:\:\:\:\::\:\Longrightarrow\:{\underline{\boxed{\frak{\pink{157cm}^{\pink{2}}}}}}\:\bigstar$

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$\therefore\:{\underline{\sf{The\:area\:of\:the\:semicircular\:garden\:is\:{\textsf{\textbf{157\:cm²}}}}}}$

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