Answer:
See attachment
Step-by-step explanation:
The given equation is:

We divide through by 3 to obtain;

This is rewritten as:

This is the equation of a circle centered at the origin with radius 5 units.
Answer:
34
Step-by-step explanation:
8 1/2 x 4
Answer:
the real part is 80
the imaginary part is -60
Step-by-step explanation:
X≤-19
......................................................................................
Answer:
30°
Step-by-step explanation:
A triangle always adds up to 180° so since one side of the triangle is already 90°, that means the other two sides add up to be 90° as well.
