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Find the measures of two angles, one positive and one negative, that are coterminal with pi divided by seven.

fifteen pi divided by seven; negative thirteen pi divided by seven

fifteen pi divided by seven; negative pi divided by seven

pi divided by seven + 360Á; pi divided by seven - 360Á

eight pi divided by seven; negative six pi divided by seven

2 Answers

3 votes

Answer:

15pi/7 ; -13pi/7

Explanation:

User Darkstar Dream
by
8.4k points
4 votes
add 2pi to pi/7

subtract 2pi from pi/7

Those are the two coterminal angles.
User Igorti
by
7.4k points