Draw any rectangle and find the measures of angles at the four vertices made by the intersecting lines.

3

(a)

In the given figure, p II q. Find the unknown angles.
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3

(a)

In the following figure, find the angles 2x and \(\frac { 1 }{ 2 } x.\)

3

(a)

Find the value of the angles x, y and z, in the following figure.

3

(a)

In the following figure, find the value of \(\angle \)M.

3

(a)

In the given figure, two parallel lines l and m are cut by two transversals n and p. Find the value of x and y.

3

(a)

Find an angle whose supplement is \(\frac { 1 }{ 3 } \) of it.

3

(a)

In the given figure, find the value of 3x (approx.)

3

(a)

In the given figure, are the following adjacent angles?
(a) \(\angle \)AOB and \(\angle \)EOC
(b) \(\angle \)BOD and \(\angle \)BOC
Justify your answer.

 

3

(a)

Find the value of the angles x, y and z in each of the following:

3

(a)

Can two lines intersect in more than one point? Think about it.

3

(a)

Find the measure of the angles made by the intersecting lines at the vertices of an equilateral triangle.

3

(a)

In the adjoining figure, the lines \(\overleftrightarrow { AB } \) and \(\overleftrightarrow { CD } \)  intersect at O.If \(\angle \)COB = 50°, find the measures of the other three angles.

3

(a)

In the following figure, EF II GH, \(\angle \)EAB =60° and \(\angle \)ACH = 105°.
Determine
(i) \(\angle \)CAF and
(ii) \(\angle \)BAC.

3

(a)

Find the value of x in each of the following figures, if 1|| m.

3

(a)