Answer:

Step-by-step explanation:
we know that
In this problem
The value of x represent the radius of the circle
so
Applying the Pythagoras theorem in the right triangle of the figure, you can find the radius of the circle O
see the attached figure to better understand the problem



square root both sides

Answer: K=2
Step-by-step explanation:
-8k+6=-10k+10
+10k
2k+6=10
-6
2k=4
k=2
<span>I think this is the answer cos 30=<span><span>3–√</span>2</span></span>
Answer:
X=-1/2
Y=3/4
Step-by-step explanation:
Answer:
The second one is (3 x 3 x 3 x 3) x (3 x 3)
Step-by-step explanation: