प्रश्न-3 आपके विचार से एक सद्गुरू सम्पन्न व्यक्ति का व्यक्तित्व
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(अंक 2)
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Answers
Step-by-step explanation:
If the area of a circular card board is 154 Cm2 , then its circumference (in form of pie) is ________.
\huge {\underline {\mathfrak{ \red g \blue i\green \pink v\orange e\purple n\red \: - }}}
given−
Area =154cm^2
\large\dag \ {{\boxed {\pink{\rm{formula \: used\: \ \: }}}}}†
formulaused
\dag \ {{\boxed {\ \: {\rm{ \bf area \: of \: a \: circle = \pi {r}^{2} \: \: \ \: }}}}}†† < /p > < p >†
areaofacircle=πr
2
††</p><p>
\dag \ {{\boxed {\ \: {\rm{ \bf circumferenc \: of \: a \: circle= 2 \pi r \: \: \ \: }}}}}†† < /strong > < strong > \ < /strong > < strong > \ < /strong > < strong > \ < /strong > < strong > \ < /strong > < strong > \ < /strong > < strong > \ < /strong > < strong > < /strong > < /p > < p > < /p > < p > \huge {\underline {\mathfrak{ \red a \blue n \green \pink s \orange w\purple e\red r\: - }}}†
circumferencofacircle=2πr
††</strong><strong> </strong><strong> </strong><strong> </strong><strong> </strong><strong> </strong><strong> </strong><strong></strong></p><p></p><p>
answer−
☞Area of the circle = πr^2
☞154 =22/7 × r^2
☞(154 ×7)/22 =r^2
☞ r = √49
☞ r = 7
__________________
个After that个
\large\dag \ {{\boxed {{\rm{ \: Circumference \: of \: the \: circle\: in \: the \: from \: of \:\pi: }}}}}†
Circumferenceofthecircleinthefromofπ:
☞ Circumference of the circle=2πr=2× π ×7
☞ =14π
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