Home/Calculus II/Polar area/Formula13.2. Polar areaFormulaIn 13.2. Polar areaFormulaCopy LaTeXA=12∫αβr(θ)2 dθ.A=\frac12\int_{\alpha}^{\beta}r(\theta)^2\,d\theta.A=21∫αβr(θ)2dθ.TagsantiderivativeApplicationcoordinates polar area polarpolarExplore the ideaExplore the ideaVariablesα\alphaαConstante real (coeficiente)β\betaβConstante real (coeficiente)θ\thetaθÁngulo o parámetro angularrrrRadio o coordenada polarFound an error? Contact us.Related formulasRelatedBetween two curves, with rext≥rintr_{\mathrm{ext}}\ge r_{\mathrm{int}}rext≥rint:A=12∫αβ[rext(θ)2−rint(θ)2] dθ.A=\frac12\int_{\alpha}^{\beta} [r_{\mathrm{ext}}(\theta)^2-r_{\mathrm{int}}(\theta)^2]\,d\theta.A=21∫αβ[rext(θ)2−rint(θ)2]dθ.Open formulaOpen in section