Two lines AB and CD intersect at O (Fig. 5.44). Write all the pairs of adjacent angles by taking angles 1, 2, 3, and 4 only.

In Fig.14, name all the pairs of adjacent angles.

In Fig. 5.43, write all the pairs of supplementary angles.

In Fig.24, write all pairs of adjacent angles and all the linear pairs.

Write down each pair of adjacent angles shown in Fig.13.

Two lines bar(AB) and bar(CD) intersects at 'P'. The number of pairs of adjacent angles formed is ________.

In Figure,write all pairs of adjacent angles and all the linear pairs.

Two lines AB and CD intersect at a point O. angleAOC=40^(@) ,find the measure of each of the angles angleAOD,angleBOD and anggleBOC .

If two lines AB and CD intersect at O such that angleAOC=5angleAOD , then the four angles at O are

Two lines AB and CD intersect at point O. angleAOD : angleBOD =3:1 , then angleAOD=…………………

How many pairs of adjacent angles,in all,can you name in Fig.26?