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In the given figure, let 'A' and 'B' represent the foot and the top of the cliff, respectively. In right rPAB, cos30o = (AP/PB) Or, (√3/2) = (AP/450√3) So, PA = (450√3) X (√3/2) = 675 metres Therefore, distance between point 'P' and the foot of the cliff is 675 metres
The ratio of the breadth to the length of a rectangular field is 3:4. The total cost of cutting the grass of the field at the rate of Rs 12 per m2<...
If the volume of a sphere is 500 cm³, then find the surface area of the sphere. [Take π = 3]
The perimeter of a square and a rectangle is in the ratio of 16:15. The square has an area of 256 cm², and the length of the rectangle is 12.5% greater...
A horse is tethered to a peg with a 28 metre long repeat the corner of a 45 metre long and 25 metre wide rectangular grassfield. What area of field does...
The dimensions of a cuboidal box are in the ratio 3:2:1. If the total volume of the box is 546.75 cm³, determine its lateral surface area.
A sphere of radius 21 cm is melted and recast into 66 smaller spheres of equal size. Find the radius of each smaller sphere(approximately).
A right circular cone has a base radius of 9 cm and a height of 12 cm. Calculate the curved surface area of this cone.
The perimeter of semicircle is 36 cm and the radius of the semicircle is equal to the height of a Cylinder whose volume is 198 cm 3 . then fi...
The perimeter of 4 squares is 20 cm, 24 cm, 32 cm and 36 cm respectively. What will be the area of the square having perimeter equal to sum of edges of ...
If the curved surface area of a cylinder is 128 p cm² and its height is 16 cm. then, what is the volume of the cylinder?(in cm 3 )
