The angles of elevation of top and bottom of a flag kept on a flag post from 30 metres distance, are 45 and 30 deg respectively. Height of the flag is [taking √3 = 1.732]
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In the given figure, if AD = 12 cm, AE = 8 cm and EC = 14 cm, then what is the value of BD in cm?
Total surface area of a cube is 486 sq cm, find sum of length of all its edges?
If the number 247_679 is completely divisible by 9, then the smallest whole number in the place of the blank digit will be
Find the number of prime factor of 1024.
A solid sphere of diameter 17.5 cm is cut into two equal halves. What will be the increase (in cm2) in the total surface area?
If 1+y16-74, then the value of 5y-15
What is the average of first 19 odd numbers?
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