Is it correct to say that sin O/ = cos (90 - O/) ? why?
The line x/a+y/b=1 cuts the coordinate axes at a and B a line perpendicular to AB meets the axes in P and Q. The equation of the locus of the point of intersection of the lines AQ and BP is
Rajkumar said to you that the magnetic field lines are open and they start at north pole of bar magnet and end at south pole. What questions do you ask Rajkumar to correct him by saying "Field lines are closed"?
In the adjacent figure, a line n falls on lines 1 and m such that the sum of the interior angles 1 and 2 is less than 180°, then what can you say about lines 1 and m.
justify that the line ve(AB) ine segment formed by given points is parallel to Y-axis. What can you say about their slope? Why?
Which of the pairs of lines are parallel? Why?
Which of the pairs of lines are parallel? Why?
Which of the pairs of lines are parallel? Why?
NCERT TELUGU-BASIC GEOMETRICAL IDEAS-THINK AND DISCUSS
