Alexandria121699 Alexandria121699

21-10-2020
Mathematics

contestada

Find the measure of angle b.
PLEAASE HELP!!

The answer is 123.
I need to show work

Find the measure of angle b PLEAASE HELP The answer is 123 I need to show work class=

Respuesta :

serenavass serenavass

21-10-2020

Answer:

b and 57 are adjacent and supplementary angles so

b+59=180

b=180-59=121

Answer Link

dinohoodie dinohoodie

21-10-2020

Answer:

123

Step-by-step explanation:

since a straight line is 180° you need to do this:

180°-57°

which is equal to 123

therefore the measure of angle of b is 123°

Answer Link

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