The number of line segments in is 

(a)

1

(b)

2

(c)

3

(d)

4

In this Figure, ∠AYZ = 45°. If point ‘A’ is shifted to point ‘B’ along the ray, then the measure of ∠BYZ is ___________
.

(a)

more than 45° 

(b)

45°

(c)

Less than 45°

(d)

90°

A set of collinear points in the figure are _________.

(a)

A, B, C

(b)

A, F, C 

(c)

B, C, D

(d)

A, C, D

A ray has ____________ end point(s).

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One

Observe the diagram and fill in the blanks.
‘A’, ‘O’ and ‘C’ are _________ points.

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Non-Collinear

Observe the diagram and fill in the blanks.
 _________ is the point of concurrency.

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O

20° and 70° are complementary.

(a) True

(b) False

88° and 12° are complementary.

(a) True

(b) False

80° and 180° are supplementary.

(a) True

(b) False

0° and 180° are supplementary.

(a) True

(b) False

Name the vertex and sides that form each angle.
(i)

vertex ________
sides ________
(ii) 

vertex ________
sides ________

Draw any 3 lines to have a point of concurrency.

Construct a line segment using ruler and compass QR = 10 cm

From the given figure, name the
(i) parallel lines
(ii) intersecting lines
(iii) points of intersection.

Pick out the Acute angles from the given figures.

Pick out the Obtuse angles from the given figures.