Each interior angle of a regular polygon is 140°. Then find out how many diagonals are there?
A square whose diagonal is 12 √2 cm is made base of the pyramid. if height of the pyramid is 18cm, then what is the total surface area of the pyramid....
The perimeter of a rectangle of length 2(x + 6) cm and breadth 2(x + 5) cm is double the perimeter of a square of area 361 cm². Find the area of the re...
Each side of square ‘A’ is 8 cm less than that of square ‘B’. The perimeter of a rectangle is 6 times the difference of the perimeters of the tw...
The volume of cone is 1320 cm3. If its height is 1.4 cm then find the radius of the cone.
The area of the floor of a cubical room is 49m². The length of the longest rod that can be kept in the room is
The ratio of length to breadth of a rectangle is 5:4, respectively. Perimeter of rectangle is 162 cm. If each side of a square is 25% more than the brea...
If 2156 is added in a number then number become 344(4/9)% of itself. Find the original number?
The curved surface area of cylinder P is 16632 cm2 whose height and radius are (y+2) and (z-7) respectively. The radius of cylinder Q is ...
In a right-angled triangle PQR, right-angled at Q, the length of the side PR is 17 units, length of the base QR is 8 units, and length of the side PQ i...
