Question

If the circumference of a circle is 22 cm, what is the radius of that circle?

1️⃣ 7 cm
2️⃣ 10.5 cm
3️⃣ 1.75 cm
4️⃣ 3.5 cm

Answer 1

Answer:

3.5 cm

Step-by-step explanation:

2πr=22

πr=22/2

22/7r=11

r=11*7/22

r=3.5

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Answer 2

3.5 cm

EXPLAINATION-

CIRCUMFERENCE = 22 cm ........... (GIVEN)

USING THE FORMULA

C=2 π r

We'll put the value

THEREFORE BY PUTTING THE VALUE WE GET

3.5 AS RADIUS

FOR MORE EXPLAINATION- SEE THE ATTACHMENT #1