rosenatalie222
16.10.2019 •
Mathematics
Suppose that you are strandedlong dashyour rocket engine has failedlong dashon an asteroid of diameter 2 miles, with density equal to that of the earth with radius 3 comma 960 miles. if you have enough spring in your legs to jump 4.2 feet straight up on earth while wearing your space suit, can you blast off from this asteroid using leg power alone?
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Ответ:
5.498 - C
Step-by-step explanation:
Length of an arc = tetha/360 × 2 × pi × r
Converting 7pi/4 to tetha
(7 × 180) / 4 = 315°, since pi = 180°
Plugging values to the formula:
315/360 × 2 × 3.142 × 1 = 5.498units