For the following questions answer them individually
The co-ordinates of the centroid of a triangle ABC are (3,2). What are the co-ordinates of vertex C if co-ordinates of A and B are (-2,5) and (6,2) respectively?
The diagonal of a square equals the side of an equilateral triangle. If the area of the square is 12 sq cm, what is the area of the equilateral triangle?
The ratio of present ages of Ranjini and Shahid is 5:4. After 13 years the ratio of their ages will be 6:5. What is Ranjini's present age?
If the curved surface area of a right circular cone is 10010 sq cm and its slant height is 91 cm, find its total surface area.
A car travels a certain distance at 24 km/h and comes back at 36 km/h. Find the average speed for total journey.
