2 years ago

Hellllpppppp meeeee :3

Mathematics

1 answer:

spayn [35]2 years ago

5 0

ANSWER : A= 3r^2 {r>0}

1. square both sides

2. Expand

3. solve 3^2= A/3 : A= 3r^2

4. A=3r^2

5. Verify solutions

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