If the canal is 10 m wide at the top and 6 m wide at bottom and the area of cross-section is 640 m^2. What is the length of canal is (The cross-section of a canal is a trapezium in shape)?
Length of canal or height of canal? Area=[(a+b)/2]*h.........................Trapezium formula 640=[(10+6)/2]*h h=80m Ans:Length(height) of canal is 80m
A square lawn with side 100 m long has a circular flower bed in the centre. If the area of the lawn, excluding the flower bed is 8614 m^2, the radius of the circular flower bed is
Two circles intersect a rectangle, dividing the top and bottom sides into 3 segments. What is the length of the segment marked with a question mark?
A man has a rectangular garden 55x40m and he makes a 1m wide diagonal path as shown in the diagram. What is the area of the path?
