Question

if diameter = 20 cm so , find the value if radius ​

Answer 1

Answer: 10 cm radius

Step-by-step explanation:

radius is half of diameter

so- 20 half is 10

and u just have to add on cm to it

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Answer 2

$= diameter(D) = 2 \times r \: \\ \\ so \: \: radius(R) = \frac{D}{2} \\ \\ so \: \: radius \: (R) = \frac{20}{2} \\ \\ = radius \: (R) = 10cm$