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GuDViN [60]
4 years ago
6

Calculate the circumference

Mathematics
1 answer:
dezoksy [38]4 years ago
4 0

Answer:

circumference= 2πr

2×<u>2</u><u>2</u>×13

7

<u>4</u><u>4</u><u>×</u><u>1</u><u>3</u>

7

<u>5</u><u>7</u><u>2</u>

7

81.71cm

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First step is find an equation of velocity:

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Now we know the arrow reach the maximun height when this velocity is equal to zero when t>0.

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