lee2125
30.11.2020 •
Mathematics
SOMEONE HELP! I know the answer I just need to show the work.
What is the measure of
angle b?
36
Solved
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Ответ:
okay so
117° + angle a = 180° (supplementary angle)
angle a = 180 - 117
= 63°
then angle a + angle b + 81° = 180° ( angle sum property)
so... 63° + angle b + 81° = 180
144 + angle b = 180°
angle b = 180 - 144
= 36°
hope this helps.
Ответ:
However, they all got a 1-foot stick. So, if you add them up you have an equal length.