Trigonometric Ratio and Identities questions
856 published questions with worked solutions.
- Consider the following for triangle ABC : 1. ( B+C 2 )= ( A 2 ) 2. ( B+C 2 )= ( A 2 ) 3. (B+C)= A 4. (B+C)=- A Which of the above...
- If - cosec , = 4 3 , then what is ( - ) equal to?
- The value of 9^ - 27^ - 63^ + 81^ is equal to
- The value of 3 , cosec ,20^ - 20^ is equal to
- Angle is divided into two parts A and B such that A-B=x and A : B=p : q. The value of x is equal to
- The angles of elevation of the top of a tower from the top and foot of a pole are respectively 30^ and 45^ . If h_T is the height...
- 1+ A =- ( A 2 + A 2 ) is true if
- If x= 1 5 , y= 1 10 , where 0<x< 2 , 0<y< 2 , then what is (x+y) equal to?
- What is 5x- 3x 5x+ 3x equal to?
- What is 105^ + 105^ equal to?
- If x, x-y and x+y are the angles of a triangle (not an equilateral triangle) such that (x-y), x and (x+y) are in GP, then what is...
- If a flag-staff of 6 m height placed on the top of a tower throws a shadow of 2 3 m along the ground, then what is the angle that...
- If (x+y) (x-y) = a+b a-b , then what is x y equal to?
- If + =0= + , where 0< < <2 , then which one of the following is correct?
- Suppose A is given. If only one value of ( A 2 ) is possible, then A must be
- In a test in Mathematics, 20% of the students obtained "first class". If the data are represented by a Pie-Chart, what is the...
- What is 2 1+ ^2 equal to?
- If A+B+C=180^ , then what is 2A- 2B- 2C equal to?
- If = 8 , then what is the value of (2 +1)^ 10 (2 2 -1)^ 10 (2 -1)^ 10 (2 4 -1)^ 10 ?
- If is the harmonic mean of and , and is the arithmetic mean of and , then which of the following is/are correct? 1. 2 ( + 4 ) = 2...
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