Maria claims that ( 4.2 × 10 6 ) ÷ ( 2 × 10 3 ) is equal to ( 2.1 × 10 2 ) . Which statement about Maria's claim is accurate?
1 answer:
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Use a= 
r^2 (r represents your radius of 4 feet)
(4^2)
Answer = 16^2
Answer = 16