Question

EXERCISE 4.5
1. Draw a rough sketch of a
quadrilateral PQRS. Draw its diagonals. Name them.
Is the meeting point of the diagonals in the interior or
exterior of the quadrilateral?
2. Draw a rough sketch of a quadrilateral KLMN. State,
(a) two pairs of opposite sides,
(b) two pairs of opposite angles,
(c) two pairs of adjacent sides,
d two pairs of adjacent angles.​

Answer 1

Answer:

Diagonals are PR and QS. They meet at point O which is in the interior of &mnSq1PQRS.

Answer. (a)

¯¯¯¯¯¯¯¯

K

L

,

¯¯¯¯¯¯¯¯¯

N

M

and

¯¯¯¯¯¯¯¯

K

N

,

¯¯¯¯¯¯¯¯

M

L

(b)

∠

K

L

M

and

∠

K

N

M

∠

L

K

N

and

∠

L

M

N

(c)

¯¯¯¯¯¯¯¯

K

L

,

¯¯¯¯¯¯¯¯

K

N

and

¯¯¯¯¯¯¯¯¯

N

M

,

¯¯¯¯¯¯¯¯

M

L

¯¯¯¯¯¯¯¯

K

L

,

¯¯¯¯¯¯¯¯

L

M

and

¯¯¯¯¯¯¯¯¯

N

M

,

¯¯¯¯¯¯¯¯

N

K

(d)

∠

K

,

∠

L

and

∠

M

,

L

N

∠

K

,

∠

N

and

∠

L

,

∠

M

Answer 2

Answer:

1. Diagonal meet in interior of the Quadrilateral PQRS.

2. a) KL and MN

b) Angle KLM and Angle KNM

c) KN and NM

d) Angle KLM and Angle LMN

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