3 years ago

At this point this one decides my grade

Mathematics

2 answers:

Tresset [83]3 years ago

6 0

Answer:

A = 16π cm²

Step-by-step explanation:

We require to find the radius r

Given circumference C = 8π , then

2πr = 8π ( divide both sides by 2π )

r = 4 , then

A = πr² = π × 4² = 16π cm²

miss Akunina [59]3 years ago

5 0

Answer:

A = 16π cm²

Step-by-step explanation:

took the test

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