Three billion, four hundred million years old. Write in standard form and expanded form.
1 answer:
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V= 
r^2h
V= 3.14*5^2*7
V= 3.14*25*7
V= 3.14*175
V= 549.5 cm squared
V= 3.14*5^2*7
V= 3.14*25*7
V= 3.14*175
V= 549.5 cm squared