Page 5 - Dahlia Oktaviani Ginting Buku

I I

E. In a right triangle, the secant of an angle is the ratio
between the length of the hypotenuse and the length of
the side near the angle.

secant angle  is abbreviated sec
hipotenusa
sec  =
sisi di dekat sudut
From the picture above
sec  = b

c


secant angle  is abbreviated sec
From the picture above

sec  = b
a

F. In a right triangle, the cosecant of an angle is the ratio
between the length of the hypotenuse and the length of
the side opposite the angle.

Cosecant of angle  is abbreviated csc
csc  = hipotenusa
sisi di depan sudut
From the picture above
b
csc  =
a
Cosecant of angle  is abbreviated csc

From the picture above
b
csc  = c
I I