Answer:
28°
Step-by-step explanation:
62° + 90° = 152°
180° - 152° = 28°
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Answer:
Solving the equation
by completing the square method we get 
Option B is correct option.
Step-by-step explanation:
We need to solve the equation
by completing the square method.
For completing the square method: we need to follow: 
We are given:

Solving by completing the square

We need to find ? in our case ? is 3 because 2*3= 6 and our middle term is 6x i,e 2(x)(3)=6x.
So, adding and subtracting (3)^2

So, solving the equation
by completing the square method we get 
Option B is correct option.
Answer:
16.
Step-by-step explanation:
since given the radius and the formula of the circumference of a circle is 2pie*r
Answer:
Equal to each other
Step-by-step explanation:
I hope that helped!