A ship is traveling around the outside rim of an island surveying a good place to land. If it is 10 miles from a lighthouse at the center of the island and 45° from due north, how far has the ship traveled from the most northern tip of the island to the nearest tenth?

Question

Mathematics

Kamari Duncan

15 August, 21:54

A ship is traveling around the outside rim of an island surveying a good place to land. If it is 10 miles from a lighthouse at the center of the island and 45° from due north, how far has the ship traveled from the most northern tip of the island to the nearest tenth?

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Clifford · Answer 1

The correct answer for the question that is being presented above is this one: "C. 7.9 miles."

Area of the circle = pi * r^2

= pi * 100

= 314.15927.

It's traveled 45/360 = 1/8 of the circumference

Here are the following choices:

A. 0.8 miles

B. 4.5 miles

C. 7.9 miles

D. 12.5 miles