Question Index

Browse public questions. Click a title to view (full view requires login).

• What is the total surface area of a hemisphere of radius $r$?
  What is the total surface area of a hemisphere of radius $r$?
• The radius of a hemisphere is $r$. What is its volume?
  The radius of a hemisphere is $r$. What is its volume?
• If a right circular cone has radius 4 cm and slant height 5 cm then what is its volume?
  If a right circular cone has radius 4 cm and slant height 5 cm then what is its volume?
• What is the total surface area of a cone having radius $\tfrac{r}{2}$ and height $21$?
  What is the total surface area of a cone having radius $\tfrac{r}{2}$ and height $21$?
• If the radius of a cylinder is halved and height is doubled, then what will be the curved surface area?
  If the radius of a cylinder is halved and height is doubled, then what will be the curved surface area?
• The sides of a triangle are in the ratio 3 : 4 : 5. If perimeter is 36 cm, then what is its area?
  The sides of a triangle are in the ratio 3 : 4 : 5. If perimeter is 36 cm, then what is its area?
• The sides of a triangle are 15 cm, 17 cm and 8 cm. What is its area?
  The sides of a triangle are 15 cm, 17 cm and 8 cm. What is its area?
• The sides of a triangle are 8 cm, 11 cm and 13 cm. What is its area?
  The sides of a triangle are 8 cm, 11 cm and 13 cm. What is its area?
• If the perimeter of an equilateral triangle is 60 cm, then what is its area?
  If the perimeter of an equilateral triangle is 60 cm, then what is its area?
• Length of one equal side of an isosceles triangle is 4 cm. If base is 2 cm then what is its area?
  Length of one equal side of an isosceles triangle is 4 cm. If base is 2 cm then what is its area?
• What is the area of an equilateral triangle with side $\tfrac{\sqrt{3}}{4}$ cm?
  What is the area of an equilateral triangle with side $\tfrac{\sqrt{3}}{4}$ cm?
• The sides of a triangle are 3 cm, 5 cm and 6 cm. What is its area?
  The sides of a triangle are 3 cm, 5 cm and 6 cm. What is its area?
• What is the length of each side of an equilateral triangle having an area of $4\sqrt{3}$ cm$^2$?
  What is the length of each side of an equilateral triangle having an area of $4\sqrt{3}$ cm$^2$?
• What is the area of an equilateral triangle with side 2 cm?
  What is the area of an equilateral triangle with side 2 cm?
• The area of a triangle is 150 cm$^2$ and its sides are in the ratio 3 : 4 : 5. What is its perimeter?
  The area of a triangle is 150 cm$^2$ and its sides are in the ratio 3 : 4 : 5. What is its perimeter?
• Instrument to detect earthquakes is
  Instrument to detect earthquakes is
• ‘Land of the Rising Sun’ is
  ‘Land of the Rising Sun’ is
• The inventor of the World Wide Web is
  The inventor of the World Wide Web is
• The capital of France is
  The capital of France is
• Vitamin produced in the skin in sunlight is
  Vitamin produced in the skin in sunlight is