The angles of elevation of the top of a temple, from the foot and the top of a building 30 m high, are 60° and 30° respectively. Then height of the temple is
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How many prime numbers are there between the positive integers 60 and 100?
Simplify 81x2 - 49y29x + 7y
If Tan A = 15/8 and Tan B = 7/24, then Tan (A - B) = ?
A number is greater than twice its reciprocal by 31/4. Find the number.
In ΔABC measure of angle B is 90°. If cosecA = 13/12, and AB = 10cm, then what is the length (in cm) of side AC?
Which of the following is the correct option for the congruency of the two triangles ABC and PQR as per the SAS congruency criterion?
Which of the following is correct?