Area #2

Calculus Level 5

Find the w h o l e a r e a e n c l o s e d whole~ area~enclosed by the l i m a c o n \color{#D61F06}{limacon}

r = 13 + 11 cos ⁡ θ r=13+11\cos \theta


The answer is 720.99.

Tanishq Varshney by Tanishq Varshney , 23, India

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1 solution

Rohit Ner
Jul 22, 2015

Area enclosed by limacon b + a cos ⁡ θ b+a\cos\theta is given by ( b 2 + a 2 2 ) π \Huge \color{#3D99F6}{ \left({b}^2+\frac{{a}^2}{2}\right)\pi }

2 Helpful 0 Interesting 0 Brilliant 0 Confused

how did u arrive at this

Zerocool 141 - 4 years, 9 months ago

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integral of (r^2)/2 dx from x = 0 to x = 2pi . Here x is theta . and r = 13+ 11 cosx

Arghyadeep Chatterjee - 2 years, 7 months ago

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