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The radian measure equivalent to -45º is _____.
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The radian measure equivalent to -45º is _____.

User LucyTurtle
by
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2 Answers

1 vote
2pi radians=360 degrees
ratio and proprtion thing I guess

r/2pi=-45/360
r/2pi=-1/8
times both sides by 8pi
4r=-pi
divide both sides by 4
r=-pi/4

-pi/4 radians
User Biduleohm
by
8.2k points
0 votes
(-π/4) ...... is the answer !!
User Talentlife
by
8.6k points
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