simp4thing simp4thing

05-11-2020
Mathematics

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Danielle says the answer is "A". Is she correct? If she is,why? And if she isn't,what is the correct answer?

Danielle says the answer is A Is she correct If she iswhy And if she isntwhat is the correct answer class=

Respuesta :

amyhotter91 amyhotter91

05-11-2020

Answer:

She is incorrect. The correct answer is 285.74

Step-by-step explanation:

A= (pi)r^2

Training wheel: A= (3.14)(3)^2=28.26in^2

Wheel: A= (3.14)(10)^2= 314in^2

314-28.26=285.74in^2

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