Lines l||m, p||q,  Find a, b, c, d?

5

(a)

In the following figure, AB II CO, AF II ED, \(\angle \)AFC = 70° and \(\angle \)FED = 40°, then find \(\angle \)EFD.

5

(a)

Iron rodes a, b, c, d, e and f are making a design of a bridge as shown in figure, in which a || b, c || d, e || f. Find the marked angles between b and c.

5

(a)

In the following figure, EF || GH, \(\angle\)EAB = 70° and \(\angle\)ACH=120°. Then, find \(\angle\)CAF and \(\angle\)BAC.

5

(a)

In the given figure, examine whether the following pairs of lines are parallel or not.

AB and CD

5

(a)

Anil is a student of class VII. His teacher explain the concept of line and angles. At the end of the chapter, his teacher conduct a 10 min test. The question was asked in the test is given below

If AB || ML and \(\angle\)A = 32°, find the value of x. The answer given by Anil was 46°.
Find the value of x.
What type of value depicted by Anil's answer?

5

(a)

Amisha makes a star with the help of line segments a, b, C, d, e and f in which a || d, b II e and c II f. Chhaya marks an angle as 120°, as shown in figure and asks Amisha to find \(\angle\)x, \(\angle\)y and \(\angle\)z. Help Amisha in finding the angles.

5

(a)

Two lines AB and CD intersect at 0 [figure]. Write all the pairs of adjacent angles by taking angles 1,2,3 and 4 only.

5

(a)

In the given figure, AB II CD. Find the reflex \(\angle\)EFG.

5

(a)

In the figure, if l||m, then find the value of y.

5

(a)