1. the sum of the measures of two exterior angles of a triangle is 263. what is the measure of the third exterior angle?
select one:
a. 97
b. 87
c. 107
d. 83
2. how many sides does a regular polygon have if each exterior angle measures 40?
select one:
a. 12 sides
b. 11 sides
c. 8 sides
d. 9 sides
3. use less than, equal to, or greater than to complete this statement: the measure of each exterior angle of a regular 7-gon is the measure of each exterior angle of a regular 9-gon.
select one:
a. less than
b. cannot tell
c. greater than
d. equal to