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barxatty [35]
3 years ago
9

I need help for my test please!!

Mathematics
2 answers:
Marrrta [24]3 years ago
6 0

Answer:

1.

The radius is 19

The diameter is given, so it is 38

The circumference is 119.38

2.

The radius is 21

The diameter is 42

The circumference is 131.95

Yuki888 [10]3 years ago
6 0

Answer:

1st Circle

Radius = 19

Diameter = 38

Circumference = 2 × \pi × r = 2 × 3.14 × 19 = 119.32

2nd Circle

Radius = 21

Diameter = 42

Circumference = 2 × \pi × r = 2 × 3.14 × 21 = 131.88

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