## Class/Course - Class XI

### Subject - Math

#### Chapter - Trigonometric Ratio, Function and Identities

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 Dear User, Kindly login/register to view answer & explanation of each question. Click here to Login/Sign Up. Q.1 In a triangle the sum of two sides is x and the product of the same two sides is y. If x2 - c2 = y, where c is the third side of the triangle, then the ratio of the in-radius to the circum-radius of the triangle is $\frac{3y}{2x\left (x + c \right )}$ $\frac{3y}{2c\left (x + c \right )}$ $\frac{3y}{4x\left (x + c \right )}$ $\frac{3y}{4c\left (x + c \right )}$