Question

please give me some gud questions of class tenth maths and please dont give any silly answers​

Answer 1

Ok do this ,it's kinda easy actually

Answer 2

Answer:

Q1)‘Two water taps together can fill a tank 9 and 3/8 hours. The tap of larger diameter takes 10 hour less than the smaller one to fill the tank separately. Find the time in which each tap can separately fill the tank.

Q2)Prove that the sum of squares of sides of a parallelogram is equal to the sum of the squares of it's diagonals.

Q3)Let ABC be a right-angled triangle with ∠B = 90◦.Let I be the incentre of ABC. Draw a line perpendicular to AI at I. Let it intersect the line CB at D. Prove that CI is perpendicular to AD and prove that ID =Sqrt(b(b − a)) ,where BC = a and CA = b.