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hannahchristine457
23.08.2019 •
Mathematics
Who can i pay to do my math homework? its 12th grade math and i also need with my english. inbox me if you can assist.
!
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Ответ:
Ответ:
10x= 90
x+y= 90
3z= 90
The measure of angles 1 and 3 can be solved as they are so:
10x= 90 ➡️ x=9
3z= 90 ➡️ z= 30
The value of x is needed to solve for the measure of angle 2 so plug in the value of x and solve:
x+y= 90
9+y= 90
y= 81
Therefore the answer is a.