The number of line segments in is 

(a)

1

(b)

2

(c)

3

(d)

4

A line is denoted as

(a)

AB

(b)

\(\overrightarrow { AB } \)

(c)

 \(\overleftrightarrow { AB } \)

(d)

\(\overline{\mathrm{AB}}\)

In this Figure, which is not the correct way of naming an angle?

(a)

∠Y

(b)

∠ZXY

(c)

∠ZYX

(d)

∠XYZ

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 set of non-collinear points in the figure are _________.

(a)

A, F, C 

(b)

B, F, D

(c)

 E, F, G 

(d)

A, D, C

A point of concurrency in the figure is _________.

(a)

E

(b)

F

(c)

G

(d)

H

A line through two end points ‘A’ and ‘B’ is denoted by ____________.

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\(\overleftrightarrow { AB } \)

A line segment from point ‘B’ to point ‘A’ is denoted by ____________.

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\(\overline { BA } \)

A ray has ____________ end point(s).

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One

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

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Collinear 

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.
‘A’, ‘B’ 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

(i) 'A' , 'O' and 'B' are______________ points
(ii) 'A', 'O' and 'C' are ____________ points
(iii) 'A' 'B' and, 'C' are_________ points
(iv) _________ is the point of concurrency

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(i) collinear points
(ii) non collinear points
(iii) end points / non collinear points.
(iv) 0 

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