Qn 1.

 

 

 

 

 

 

 

ABCD is a rectangle AB = cm.,AD = cm., a) What is the perimeter of ABCD ? b) Find the area of ABCD

Qn 2.

Qn 3.

In the figure < A = <C = 90° , <ADB = 45° , <DBC = 30° ,BD = 8സെ.മീ. ആണ്

a) What is the length of AB ?

b) What is the perimeter  of ABCD?

c) What is the area of ABCD ?

Qn 4.

In the figure AB = 2 cm. BC = 3 cm., <A= 90°

a) What is the length of AC ?

b) What is area of the square APQC

c) Draw a square of area 5 sq. cm.

Qn 5.

ABCD is a square. length of one diagonal is 5 cm.

a) What is the length of AB ?.

b) Find the perimeter of ABCD

c) Find the area of ABCD

 

 

Qn 6.

In the figure ABCD is a square and and P,Q,R,S are the mid points of the sides

a)If AB = 2 cm. , what is the area ofABCD?

b) What is the area of PQRS?

c) What is the length of PQ?

Qn 7.

a) ( + ) ( - ) = ..............

b) + = .................

c) x = ..............

Qn 8.

a) What is the product of a number and its reciprocal ?

b) Find ( + ) ( - )

c) Write the reciprocal of +

Qn 9.

Qn 10.

Which among the following is not a natural number?

a) ()

b)

Qn 11.

 

Qn 12.

We can write

  and

a)Write the follo wing numbers like this

(i)               (ii)        (iii)

b)Simplify

(i)

(ii)