Here, the preposition 'in' is incorrect. It should be 'to'. We seem to be blind to the fact that we are all to blame for the degradation of the environment.
Length of a rectangle is equal to the side of a square. If area of the square and rectangle is 729 m2 and 297 m2, respectively the...
On a rectangular wall of length 28 metres and height 23 metres, there is a window in the shape of triangle surmounted on a square. If the base of triang...
A right circular cylinder of height 12 cm is covered by a rectangular sheet of aluminum foil of size 12 cm × 31.4 cm. Calculate the volume of the cylin...
A wire is in the form of square with side 11 cm. It is bent to form a circle. What is the radius of the circle?
18 × 15 + 86 – 58 = ? + 38
The common ratio of a geometric sequence is 3 and the 4th term is 9. What is the first term of the sequence?
A cylinder has a radius of 4 cm and a height of 10 cm. A cone with the same radius is placed inside the cylinder, touching the bottom and the sides. If ...
The curved surface area of the sphere is 154 cm2 . Find the volume of the sphere (rounded off to one digit after decimal).
The volume of water measured on a rectangular field 400m 200m is 8000 . Find the depth (amount) of rain that has fallen.
If the radius of a circle is given up to 15 times, how much of its perimeter will be the perimeter of the previous perimeter?