For a regular n-gon:
a. what is the sum of the measures of its angles?
b. what is the measure of each angle?
c. what is the sum of the measures of its exterior angles, one at each vertex?
d. what is the measure of each exterior angle?
e. find the sum of your answers to parts b and d. explain why this sum makes sense.

20

step-by-step explanation:

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

tap for more

y

=

−

2

find the upper bound of the range.

tap for more

y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation: