Sharp W Series Uživatelský manuál stáhnout pdf (Strana 22)

The angle from a point 15 meters from

a building to the highest floor of the

building is 45°. How tall is the building?

Trigonometric Functions

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A P P L IC AT IO N S :

Trigonometric functions are useful in mathematics and various engineering

calculations. They are often used in astronomical obser vations, civil engi-

neering and in calculations involving electrical circuits, as well as in calcula-

tions for physics such as parabolic motion and wave motion.

C alculates the sine of an angle.

C alculates the cosine of an angle.

C alculates the tangent of an angle.

45 15

iew point

O per ation D isplay

sin

tan

cos

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Trigonometric functions determine the ratio of three sides

of a right triangle. The combinations of the three sides are

sin, cos, and tan. T heir relations are:

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 32 33

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Sharp W Series Uživatelský manuál Strana 22