Answer:153.9 cm
Step-by-step explanation:
The area of a circle is found by pi × radius squared and pi is aprox 3.14 so 3.15×7² = 153.86 then round off to the nearest tenth you get 153.9
Answer:
a is 5 so the perinmeter is 30
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Answer:
oki
Step-by-step explanation:
One foot is defined as 0.3048 meters.
