Question

my all lovely brother and sister please answer my question ​

Answer 1

Answer:

Diameter = 2*radius

1) 4*2=8

2) 3.1*2=6.2

3) 4.6*2=9.2

4) 5.4*2= 10.8

5) 21*2=42

Step-by-step explanation:

Hope it will be helpful to you

Answer 2

Answer:

1. 8cm

2. 6.2cm

3. 9.2

4. 10.8

5. 42cm

Step-by-step explanation:

hope it helps u