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37 votes
37 votes
At one point in a winter sky in North America, the distance between the Earth and

Jupiter was 391 million miles and the distance between Earth and Mars was 160
million miles. The included angle between these two distances was 118°, At that
particular time, what was the approximate distance between Mars and Jupiter?

User Gutierrezalex
by
2.6k points

2 Answers

23 votes
23 votes

Final answer:

To find the approximate distance between Mars and Jupiter, we can use the Law of Cosines and the given distances and angle. By substituting the values into the formula, we find that the approximate distance is approximately 553 million miles.

Step-by-step explanation:

To find the approximate distance between Mars and Jupiter, we can use the included angle and the distances given.

First, we can use the Law of Cosines to find the distance between Jupiter and Mars. The formula for the Law of Cosines is: c^2 = a^2 + b^2 - 2ab * cos(C), where c is the distance between Jupiter and Mars, a is the distance between Earth and Jupiter (391 million miles), b is the distance between Earth and Mars (160 million miles), and C is the included angle (118°).

Using this formula, we can substitute the given values and solve for c:

c^2 = (391 million miles)^2 + (160 million miles)^2 - 2(391 million miles)(160 million miles) * cos(118°)

c^2 ≈ 152,564 + 25,600 + 126,976

c^2 ≈ 305,140

c ≈ √305,140 ≈ 553 miles

Therefore, the approximate distance between Mars and Jupiter at that time was approximately 553 million miles.

User Disperse
by
2.4k points
22 votes
22 votes

Answer:

2.154

Step-by-step explanation:

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User Aditya Rewari
by
2.9k points