Algebra II.2.A.3 - The Motion of the Moon, Sun, and Stars—Motivating Mathematics – Exit Ticket

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2 questions

Explain why counterclockwise is considered to be the positive direction of rotation in mathematics.

Suppose that you measure the angle of elevation of your line of sight with the sun to be 67.5°. If we use the value of 1 astronomical unit (abbreviated AU) as the distance from the earth to the sun, use the portion of the jya table below to calculate the sun’s apparent height in astronomical units.

From EngageNY.org of the New York State Education Department. Grade Algebra II Mathematics Module 2, Topic A, Lesson 3. Internet. Available from https://www.engageny.org/resource/algebra-ii-modul...; accessed 21/Apr/2016.