Question

done for you.
5 m 1 cm
1.
501
cm
500 cm
1 cm
2.
979
cm
-
-
--
--
-
--
-
-
-
-
-
1
-
3.
671
1
cm
+
-
-
--
-
-
-
-
-
-
4.
600
cm
+
1
-
-
Convert the following lengths in metre and centimetre. One has been​

Answer 1

Step-by-step explanation:

$oh \: bhai \: maro \: mujhe$

$nahi \: yeh \: mazak \: ho \: raha \: hai$

Answer 2

Answer:

Let r

1

=4cm&r

2

=3cm

Now, area of new circle =πr

1

2

+πr

2

2

πr

2

=

7

22

((4)

2

+(3)

2

)

7

22

×r

2

=

7

22

×25

r

2

=25

r=5cm

∴ Diameter of new circle =2r=10cm.

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