0 0 votes The value of $\int_{0}^{^{\pi }/_{2}}\int_{0}^{\cos\theta }r\sin\theta \:dr\:d\theta$ is $0$ $\frac{1}{6}$ $\frac{4}{3}$ $\pi$ Calculus gateme-2021-set2 calculus definite-integrals double-integrals + – ♦go_editor 559 views answer comment Share Follow Add Sync Questions 0 reply Please log in or register to add a comment.