In a trapezium ABCDABCD , OO is the point of intersection of ACAC and BDBD. AB||CDAB||CD and AB=2×CDAB=2×CD. If the area of ΔAOB=52cm2ΔAOB=52cm2, find the area of ΔCODΔCOD.
The points A(10,−3)A(10,−3), B(8,−3)B(8,−3), C(9,0)C(9,0), and D(6,0)D(6,0) are the vertices of a parallelogram ABCD.ABCD. If ABAB is the base, find the height of the parallelogram.
Two concentric circles are of radii 8cm8cm and rcmrcm(r>8)(r>8).A chord of the larger circle of length 51cm51cm, touches the smaller circle. What is the value of rr ?
A capsul is in the shape of a cylinder with two hemispheres stuck to each of its ends. The length of the entire capsul is 26 mm and the diameter of the capsul is 12 mm then choose its correct surface area .
2625 cans are stored in a warehouse in such a manner that there are 203 cans in the bottom row, 199 cans in the second row, 195 cans in the third row, and so on. How many rows of cans are there?
Faces of a cube are marked with 1,2,3,4,5 and 6. Two views of the cube are as shown below, if face 1 is opposite to face 2, what will be there on the top when 6 is at the bottom?