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Unique Identification Authority of India (UIDAI) has introduced a concept of ‘Virtual ID’ to further protect privacy. It is a 16 digit temporary number which is mapped to real 12 digit aadhar number. This 16 digit number can be shared with authorities for verification. It provides the user the option not to share his real 12 digit aadhar number.
The angle of depression of the foot of a building from the top of a tower 54√3 m away is 30°. How high is the tower?
If the circumference of a circle is 264 cm then find the area of the circle?
What will be the volume of a cuboid if its length is 17.5 cm, width is 10 cm, and height is 20 cm?
tan(θ -14π) is equal to:
A frustum of a cone has a lower base radius of 12 cm, an upper base radius of 8 cm, and a height of 15 cm. Find the total surface area of the frustum.