Let C be the right half of the circle

MATHEMATICS · Single correct · CBSE · Mathematics · Areas Related to Circles · Areas Related to Circles

Problem

Let C be the right half of the circle x2+y2=9x^{2}+y^{2}=9. What is the area of the region enclosed by C and the yy-axis? (a) 9π9\pi (b) 9π4\dfrac{9\pi}{4} (c) 9π2\dfrac{9\pi}{2} (d) 3π3\pi

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