Question

Hindi in the given figure AB parallel CD find the value of a​

Answer 1

Answer:

answer is 10

Step-by-step explanation:

line ab is parallel to cd and transversal intersect both the line at an angle 140

according to linear pair angle on the straight line is 180

therfore

180=140+x

x= 180-140

x=40

therefore according to corresponding angle

a+30=40

a=10

hers ur answer

Answer 2

Step-by-step explanation:

You can see how come the value of 'a' is 10 degree