Answer:
The average is -49.
Step-by-step explanation:
You add all numbers and then divide by the numbers that your adding:
8+-67+-99+-91+-59+-81+46= -252
-252/7= -49
Answer:
10 degrees
Step-by-step explanation:
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Answer:
Step-by-step explanation:
Longer side =18
side opposite to 30=18/2=9
third side=√(18²-9²)=9√3