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Mathematics
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OpenStudy (anonymous):
HeLP please
Given the regular polygon, find the measure of each numbered angle.
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OpenStudy (anonymous):
OpenStudy (ac3):
there are 1080 degrees in an octagon
OpenStudy (anonymous):
ok
OpenStudy (ac3):
it's split up into 8 triangles. And one triangle has 180 degrees. this part is not super necessary but may help us.
OpenStudy (ac3):
so from what it looks like angle 2 must me the same as the angle right under it correct?
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OpenStudy (anonymous):
yes
OpenStudy (ac3):
brb
OpenStudy (anonymous):
alright
OpenStudy (ac3):
It may even be the same as angle 1 that looks like an equilateral triangle all angles in an equilateral triangle are exactly the same
OpenStudy (ac3):
therefore i'm gonna say the answer is c because if they are all 60 the will indeed add up to 180
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OpenStudy (anonymous):
okay can you help me with one more?
OpenStudy (ac3):
now we can verify this by process of elimination
OpenStudy (ac3):
oh was that right?
OpenStudy (anonymous):
Determine the measure of the central angle for a regular 8-sided polygon, round answers to one decimal place.
a. 20.5
b.22.5
c.24.5
d.26.5
OpenStudy (ac3):
you probably will want to open up another question stream thing
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OpenStudy (anonymous):
okay hold on
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