Scroll:Measurement >> Area >> saq (543)

Written Instructions:

For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..

For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.

Leave your answers in the simplest form or correct to two decimal places.


 

1)  

Indra pasted a rectangular picture on a cardboard measuring 42 cm by 73 cm.
A 4 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

cm2


Answer:_______________




2)  

Jeevini pasted a rectangular picture on a cardboard measuring 51 cm by 47 cm.
A 2 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

cm2


Answer:_______________




3)  

Panimalar pasted a rectangular picture on a cardboard measuring 46 cm by 79 cm.
A 2 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

cm2


Answer:_______________




4)  

Selvanayaki pasted a rectangular picture on a cardboard measuring 74 cm by 34 cm.
A 4 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

cm2


Answer:_______________




5)  

Chellamal pasted a rectangular picture on a cardboard measuring 35 cm by 59 cm.
A 5 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

cm2


Answer:_______________




6)  

Kumutha pasted a rectangular picture on a cardboard measuring 54 cm by 40 cm.
A 5 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

cm2


Answer:_______________




7)  

Ovini pasted a rectangular picture on a cardboard measuring 65 cm by 75 cm.
A 4 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

cm2


Answer:_______________




8)  

Poovazhagi pasted a rectangular picture on a cardboard measuring 80 cm by 58 cm.
A 2 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

cm2


Answer:_______________




9)  

Amutha pasted a rectangular picture on a cardboard measuring 38 cm by 59 cm.
A 4 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

cm2


Answer:_______________




10)  

Indra pasted a rectangular picture on a cardboard measuring 59 cm by 73 cm.
A 4 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

cm2


Answer:_______________




 

1)  

Indra pasted a rectangular picture on a cardboard measuring 42 cm by 73 cm.
A 4 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 856 cm2


SOLUTION 1 :

Step 1: 42 cm x 73 cm = 3066 cm2

Step 2: 42 - 4 - 4 = 34 cm

Step 3: 73 - 4 - 4 = 65 cm

Step 4: 34 cm x 65 cm = 2210 cm2

Step 5: 3066 cm2 - 2210 cm2 = 856 cm2

The area of the cardboard not covered by the picture 856 cm2.



2)  

Jeevini pasted a rectangular picture on a cardboard measuring 51 cm by 47 cm.
A 2 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 376 cm2


SOLUTION 1 :

Step 1: 51 cm x 47 cm = 2397 cm2

Step 2: 51 - 2 - 2 = 47 cm

Step 3: 47 - 2 - 2 = 43 cm

Step 4: 47 cm x 43 cm = 2021 cm2

Step 5: 2397 cm2 - 2021 cm2 = 376 cm2

The area of the cardboard not covered by the picture 376 cm2.



3)  

Panimalar pasted a rectangular picture on a cardboard measuring 46 cm by 79 cm.
A 2 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 484 cm2


SOLUTION 1 :

Step 1: 46 cm x 79 cm = 3634 cm2

Step 2: 46 - 2 - 2 = 42 cm

Step 3: 79 - 2 - 2 = 75 cm

Step 4: 42 cm x 75 cm = 3150 cm2

Step 5: 3634 cm2 - 3150 cm2 = 484 cm2

The area of the cardboard not covered by the picture 484 cm2.



4)  

Selvanayaki pasted a rectangular picture on a cardboard measuring 74 cm by 34 cm.
A 4 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 800 cm2


SOLUTION 1 :

Step 1: 74 cm x 34 cm = 2516 cm2

Step 2: 74 - 4 - 4 = 66 cm

Step 3: 34 - 4 - 4 = 26 cm

Step 4: 66 cm x 26 cm = 1716 cm2

Step 5: 2516 cm2 - 1716 cm2 = 800 cm2

The area of the cardboard not covered by the picture 800 cm2.



5)  

Chellamal pasted a rectangular picture on a cardboard measuring 35 cm by 59 cm.
A 5 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 840 cm2


SOLUTION 1 :

Step 1: 35 cm x 59 cm = 2065 cm2

Step 2: 35 - 5 - 5 = 25 cm

Step 3: 59 - 5 - 5 = 49 cm

Step 4: 25 cm x 49 cm = 1225 cm2

Step 5: 2065 cm2 - 1225 cm2 = 840 cm2

The area of the cardboard not covered by the picture 840 cm2.



6)  

Kumutha pasted a rectangular picture on a cardboard measuring 54 cm by 40 cm.
A 5 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 840 cm2


SOLUTION 1 :

Step 1: 54 cm x 40 cm = 2160 cm2

Step 2: 54 - 5 - 5 = 44 cm

Step 3: 40 - 5 - 5 = 30 cm

Step 4: 44 cm x 30 cm = 1320 cm2

Step 5: 2160 cm2 - 1320 cm2 = 840 cm2

The area of the cardboard not covered by the picture 840 cm2.



7)  

Ovini pasted a rectangular picture on a cardboard measuring 65 cm by 75 cm.
A 4 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 1056 cm2


SOLUTION 1 :

Step 1: 65 cm x 75 cm = 4875 cm2

Step 2: 65 - 4 - 4 = 57 cm

Step 3: 75 - 4 - 4 = 67 cm

Step 4: 57 cm x 67 cm = 3819 cm2

Step 5: 4875 cm2 - 3819 cm2 = 1056 cm2

The area of the cardboard not covered by the picture 1056 cm2.



8)  

Poovazhagi pasted a rectangular picture on a cardboard measuring 80 cm by 58 cm.
A 2 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 536 cm2


SOLUTION 1 :

Step 1: 80 cm x 58 cm = 4640 cm2

Step 2: 80 - 2 - 2 = 76 cm

Step 3: 58 - 2 - 2 = 54 cm

Step 4: 76 cm x 54 cm = 4104 cm2

Step 5: 4640 cm2 - 4104 cm2 = 536 cm2

The area of the cardboard not covered by the picture 536 cm2.



9)  

Amutha pasted a rectangular picture on a cardboard measuring 38 cm by 59 cm.
A 4 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 712 cm2


SOLUTION 1 :

Step 1: 38 cm x 59 cm = 2242 cm2

Step 2: 38 - 4 - 4 = 30 cm

Step 3: 59 - 4 - 4 = 51 cm

Step 4: 30 cm x 51 cm = 1530 cm2

Step 5: 2242 cm2 - 1530 cm2 = 712 cm2

The area of the cardboard not covered by the picture 712 cm2.



10)  

Indra pasted a rectangular picture on a cardboard measuring 59 cm by 73 cm.
A 4 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 992 cm2


SOLUTION 1 :

Step 1: 59 cm x 73 cm = 4307 cm2

Step 2: 59 - 4 - 4 = 51 cm

Step 3: 73 - 4 - 4 = 65 cm

Step 4: 51 cm x 65 cm = 3315 cm2

Step 5: 4307 cm2 - 3315 cm2 = 992 cm2

The area of the cardboard not covered by the picture 992 cm2.