Question

Find the diameter of a circle whose
22
circumference is 30.8 cm.
T =
7
(a) 5.6 cm
(c) 9.8 cm
(b) 4.6 cm
(d) 19.6 cm​

Answer 1

Answer:

Heya mate your answer is----------------------------------------------------

2r*pi=30.8

30.8*7/22=2r

215.6/22=2r

9.8=2r

we know that 2r is equal to the diameter

so the diameter is 9.8cm

plz mark brainliest

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Answer 2

Answer:

9.8

Step-by-step explanation:

circumference of circle is πd =30.8

d= 9.8cm