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Start learning 50% faster. Sign in nowA solid metallic sphere of diameter 30 cm is melted and recast into a right circular cone having diameter of the base equal to 15 cm. What is the heigh...
The radii of two concentric circles are 20 cm and 25 cm. A straight line PQRS intersects the larger circle at the points P and S and intersects the smal...
Determine the slant height of a cone with a volume of 1,884 cm³ and a base radius of 15 cm. (Use π = 3.14)
A right circular cylinder having total surface area of 2833.6 cm2 is immersed in a vessel completely filled with water. If the height of the ...
The length of a rectangle, area of which is 168 cm2, is equal to the radius of a circle of area 616 cm2. Find the perimeter of the...
If the sum of the radius and height of a right circular cylinder is equal to three times the radius, what is the height of the cylinder in terms of the...
Calculate the volume of a sphere whose diameter measures 21 cm. (Take π = 22/7)
A race track is in the shape of a rectangle with length of 13 metres and area of 1300 m2. A car takes 10 seconds to make one lap around the p...