Question

Option are

5 cm, 7 cm
7 cm, 10 cm
10 cm, 11 cm
3 cm, 8 cm

Answer 1

a) 5cm ,7cm
area = 5cm × 5cm
= 25cm square

area= 7cm × 7cm
=49 cm square

49-25= 24

b)7cm , 10 cm
area = 7×7vm
= 49 cm square

area= 10 × 10cm
= 100cm square
100- 49 = 51

c) 10 , 11 cm
area = 10 ×10 cm
= 100cm square

area=11 ×11cm
=121 cm square

d) 3cm, 8 cm
area=3×3 = 9cm square
area =8×8=56cm square

56 -9 = 47

Answer 2

The correct option is 1st one "a" is 5 and "A" is 7.

Now the ,

Solution :-

(From the 1st image) :-

We can assume bigger square side "A" and smaller square small "a"

(From 3rd image):-

If "a" is 1 , then "A" will be 2 × 1 -3 = -1
As side can't be negative ,
So, we should take "a" as 5.
And, "A" = 2 × 5 -3 = 7



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