2 answers:
Answer:
180 degrees.
Step-by-step explanation:
The measure of angle EDC is equal to the sum of the angles of EDQ and QDC.
In this problem, angle EDQ is equal to 30 degrees, and angle QDC is equal to 150 degrees.
So, angle EDC is equal to 150 + 30, or 180 degrees.
Hope this helps!
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Answer:
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Answer:
not sure but i think it is
+ × + = +
- × - = +
- × + = +
+ ×- = -
