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Revision Quiz on Solution of Triangle and Inverse Trigonometric Function
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Question 1
If in a triangle, B = 60 then,
Question 2
The lengths of the sides and the diagonal of an isosceles trapezium from a two-element set 
. If 
, then 
equals
. If , then equals Question 3
Let 
be a triangle such that 
. Let 
be the midpoint of 
and 
be a point on 
such that 
is perpendicular to 
. If 
then the ratio 
equals
be a triangle such that . Let be the midpoint of and be a point on such that is perpendicular to . If then the ratio equals Question 4
In a triangle 
, the altitudes from 
and 
on to the opposite sides are not shorter than their respective opposite sides. Then one of the angles of 
is
, the altitudes from and on to the opposite sides are not shorter than their respective opposite sides. Then one of the angles of is Question 5
In a triangle 
then c is the root of the equation:
then c is the root of the equation: Question 6
Three forces A, B and C starting at a point are in equilibrium. The ratio of angles between A and B; B and C; and A and C is 1:2:3. Then, A:B:C is
Question 7
In a triangle ABC, (a + b + c) (b + c – a) = λbc if -
Question 8
In a
and
. Then the ordered pair 
is equal to:
and. Then the ordered pair is equal to: Question 9
Points D, E are taken on the side BC of a triangle ABC such that BD = DE = EC. If ∠BAD = x, ∠DAE = y, ∠EAC = z, then the value of 
Question 10
If in a triangle ABC, the altitudes from the vertices A, B, C on opposite sides are in H.P., then sin A, sin B, sin C are in
Question 11
If 
and 
, then the minimum value of 
is:
and , then the minimum value of is: Question 12
The range of x for which the formula 
hold is:
hold is: Question 13
For what interval of variation of x, the identity
is true?
is true?Question 14
Find
. Question 15
If x, y, z are in AP and 
are also in A.P. then find which of the following statement is true [Given: tan (90-A) = cot A]
are also in A.P. then find which of the following statement is true [Given: tan (90-A) = cot A] - 894 attempts
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Aug 19JEE & BITSAT
