Δ DEF is right angled at E. If m∠D = 45%., then Cosec F =
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The distance between the points (4, 8) and (k,-4) is 13. What is the value of k?
The Sharda Act is related to
Which one of the following is commonly used for pulp bleaching in the paper industry?
Find the odd word/letters/number from the given alternatives.
If cos 27° = x, the value of tan 63° is
D, E, F are the mid - points of the sides BC , CA and AB respectively of a ΔABC . Then the ratio of the areas of ΔDEF and ΔABC is
G-20 is the Group of Twenty largest economies represented by their