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:
135 cm³
Step-by-step explanation:
- To find volume: you multiply length*width*height
2. 
3. 6*5*4 1/2
4. 6*5=30
5. 30*4 1/2=135
6. 135 cm³
Hope this helped!! :)
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Brainliest?!?!
Answer:
Perpendicular bisector
Step-by-step explanation:
The construction is of a perpendicular bisector, because the line in bisected and the angle formed by the bisector is a right angle.
Answer: D
Step-by-step explanation: