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प्रश्न
How many pairs of adjacent angles are formed when two lines intersect in a point?
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उत्तर
Let us draw the following diagram showing two lines AB and CD intersecting at a point O.
We have the following pair of adjacent angles, so formed:
∠AOC and ∠BOC
∠AOC and ∠AOD
∠BOD and ∠BOC
∠BOD and ∠AOD
Hence, in total four pair of adjacent angles are formed.
संबंधित प्रश्न
In the below fig, lines PQ and RS intersect each other at point O. If ∠POR: ∠ROQ − 5 : 7,
find all the angles.
Prove that the bisectors of a pair of vertically opposite angles are in the same straight line.
In the below fig, lines AB, CD and EF intersect at O. Find the measures of ∠AOC, ∠COF,
∠DOE and ∠BOF.
Consider the following statements:
When two straight lines intersect:
(i) adjacent angles are complementary
(ii) adjacent angles are supplementary
(iii) opposite angles are equal
(iv) opposite angles are supplementary
Of these statements
In the given figure, which of the following statements must be true?
(i) a + b = d + c
(ii) a + c + e = 180°
(iii) b + f = c + e
Give two examples of perpendicular lines you can see in your environment.
Look at the picture given below. Decide whether the lines given in picture is parallel or perpendicular to each other and write the answer in the box.
Two lines in a plane which do not meet at a point anywhere are called ______ lines.
Which symbolic notation correctly represents the statement 'Line m is parallel to Line n?'
If the shortest distance between two straight lines in a plane is observed to change, what must be true about the lines?
