An elephant herd travels 10 miles in 12 hours. kamilia wants to know how many miles in one hour. esau wants to know how long ti will take the herd to go one mile

To figure out how many miles they go in 1 hour, you divide 10 by 12. To figure how long it will take them to go 1 mile, divide 12 by 10.

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since the cosine is the ratio of the adjacent side to the hypotenuse, you can see that cos 60° = ½. answer. according to the property of cofunctions (topic 3), sin 30° is equal to cos 60°. sin 30° = ½.