Answer:
7
Step-by-step explanation:
First of all, let’s find CB.
sin(45°) = CB : 6sqrt(2)
CB = 6
Now we can find CD
cos(60°) = x : 6
x = 3
Answer:
Figure B
Step-by-step explanation:
Answer:
Step-by-step explanation:
Answer:
Below
Step-by-step explanation:
The equation of a circle is written as:
(x-a)^2 + (y-b)^2 = r^2
● ( a,b) are the coordinates of the center . Here (0,-2)
● r is the radius (here 12)
So the equation is:
x^2 + (y+2)^2 = 12^2
