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)  

Poovazhagi pasted a rectangular picture on a cardboard measuring 36 cm by 35 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)  

Panimalar pasted a rectangular picture on a cardboard measuring 49 cm by 35 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:_______________




3)  

Pavi pasted a rectangular picture on a cardboard measuring 63 cm by 62 cm.
A 3 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

cm2


Answer:_______________




4)  

Ramani pasted a rectangular picture on a cardboard measuring 55 cm by 34 cm.
A 3 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

cm2


Answer:_______________




5)  

Haritha pasted a rectangular picture on a cardboard measuring 79 cm by 76 cm.
A 3 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

cm2


Answer:_______________




6)  

Haritha pasted a rectangular picture on a cardboard measuring 42 cm by 48 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)  

Savithri pasted a rectangular picture on a cardboard measuring 37 cm by 45 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)  

Poongodi pasted a rectangular picture on a cardboard measuring 36 cm by 67 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:_______________




9)  

Mithra pasted a rectangular picture on a cardboard measuring 39 cm by 67 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)  

Selvanayaki pasted a rectangular picture on a cardboard measuring 75 cm by 64 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)  

Poovazhagi pasted a rectangular picture on a cardboard measuring 36 cm by 35 cm.
A 4 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 504 cm2


SOLUTION 1 :

Step 1: 36 cm x 35 cm = 1260 cm2

Step 2: 36 - 4 - 4 = 28 cm

Step 3: 35 - 4 - 4 = 27 cm

Step 4: 28 cm x 27 cm = 756 cm2

Step 5: 1260 cm2 - 756 cm2 = 504 cm2

The area of the cardboard not covered by the picture 504 cm2.



2)  

Panimalar pasted a rectangular picture on a cardboard measuring 49 cm by 35 cm.
A 5 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 740 cm2


SOLUTION 1 :

Step 1: 49 cm x 35 cm = 1715 cm2

Step 2: 49 - 5 - 5 = 39 cm

Step 3: 35 - 5 - 5 = 25 cm

Step 4: 39 cm x 25 cm = 975 cm2

Step 5: 1715 cm2 - 975 cm2 = 740 cm2

The area of the cardboard not covered by the picture 740 cm2.



3)  

Pavi pasted a rectangular picture on a cardboard measuring 63 cm by 62 cm.
A 3 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 714 cm2


SOLUTION 1 :

Step 1: 63 cm x 62 cm = 3906 cm2

Step 2: 63 - 3 - 3 = 57 cm

Step 3: 62 - 3 - 3 = 56 cm

Step 4: 57 cm x 56 cm = 3192 cm2

Step 5: 3906 cm2 - 3192 cm2 = 714 cm2

The area of the cardboard not covered by the picture 714 cm2.



4)  

Ramani pasted a rectangular picture on a cardboard measuring 55 cm by 34 cm.
A 3 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 498 cm2


SOLUTION 1 :

Step 1: 55 cm x 34 cm = 1870 cm2

Step 2: 55 - 3 - 3 = 49 cm

Step 3: 34 - 3 - 3 = 28 cm

Step 4: 49 cm x 28 cm = 1372 cm2

Step 5: 1870 cm2 - 1372 cm2 = 498 cm2

The area of the cardboard not covered by the picture 498 cm2.



5)  

Haritha pasted a rectangular picture on a cardboard measuring 79 cm by 76 cm.
A 3 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 894 cm2


SOLUTION 1 :

Step 1: 79 cm x 76 cm = 6004 cm2

Step 2: 79 - 3 - 3 = 73 cm

Step 3: 76 - 3 - 3 = 70 cm

Step 4: 73 cm x 70 cm = 5110 cm2

Step 5: 6004 cm2 - 5110 cm2 = 894 cm2

The area of the cardboard not covered by the picture 894 cm2.



6)  

Haritha pasted a rectangular picture on a cardboard measuring 42 cm by 48 cm.
A 5 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: 42 cm x 48 cm = 2016 cm2

Step 2: 42 - 5 - 5 = 32 cm

Step 3: 48 - 5 - 5 = 38 cm

Step 4: 32 cm x 38 cm = 1216 cm2

Step 5: 2016 cm2 - 1216 cm2 = 800 cm2

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



7)  

Savithri pasted a rectangular picture on a cardboard measuring 37 cm by 45 cm.
A 4 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 592 cm2


SOLUTION 1 :

Step 1: 37 cm x 45 cm = 1665 cm2

Step 2: 37 - 4 - 4 = 29 cm

Step 3: 45 - 4 - 4 = 37 cm

Step 4: 29 cm x 37 cm = 1073 cm2

Step 5: 1665 cm2 - 1073 cm2 = 592 cm2

The area of the cardboard not covered by the picture 592 cm2.



8)  

Poongodi pasted a rectangular picture on a cardboard measuring 36 cm by 67 cm.
A 5 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 930 cm2


SOLUTION 1 :

Step 1: 36 cm x 67 cm = 2412 cm2

Step 2: 36 - 5 - 5 = 26 cm

Step 3: 67 - 5 - 5 = 57 cm

Step 4: 26 cm x 57 cm = 1482 cm2

Step 5: 2412 cm2 - 1482 cm2 = 930 cm2

The area of the cardboard not covered by the picture 930 cm2.



9)  

Mithra pasted a rectangular picture on a cardboard measuring 39 cm by 67 cm.
A 4 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 784 cm2


SOLUTION 1 :

Step 1: 39 cm x 67 cm = 2613 cm2

Step 2: 39 - 4 - 4 = 31 cm

Step 3: 67 - 4 - 4 = 59 cm

Step 4: 31 cm x 59 cm = 1829 cm2

Step 5: 2613 cm2 - 1829 cm2 = 784 cm2

The area of the cardboard not covered by the picture 784 cm2.



10)  

Selvanayaki pasted a rectangular picture on a cardboard measuring 75 cm by 64 cm.
A 4 cm border was left all around the picture.
What is the area of the cardboard not covered by the picture 

Answer: 1048 cm2


SOLUTION 1 :

Step 1: 75 cm x 64 cm = 4800 cm2

Step 2: 75 - 4 - 4 = 67 cm

Step 3: 64 - 4 - 4 = 56 cm

Step 4: 67 cm x 56 cm = 3752 cm2

Step 5: 4800 cm2 - 3752 cm2 = 1048 cm2

The area of the cardboard not covered by the picture 1048 cm2.