The mistake is that -7^2 is 49, not -49
Answer:
the area of the circle depends on the square of the radius. Because half of the circle is called radius. So multiplying the radius by two gives us the full circle
Answer:
ha ya
Step-by-step explanation:
Answer: sorry dont know what to tell you im struggling too
Step-by-step explanation:
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1.83 x 10^8 this is in scientific notation.