Answer:

Step-by-step explanation:
Given that,
The area of a circle, 
Central angle,
= 330
We need to find the area of the sector. The formula for the area of sector is given by :

So, the area of the sector is equal to
.
Answer:
The photo is too blurry on my computer.Can you type the equation.
Step-by-step explanation:
Bring the 7 over to the other side, so you have 4x²-12x-7. Then: (2x-7)(2x+1)
X= 7/2 and -1/2
Answer:
218
Step-by-step explanation:
456 - 238 =
Borrow 1 from 5 so number is 4 4 16 - 238=
16-8 = 8 in ones' place
4 - 3 = 1 in tens' place
4 - 2 = 2 in hundreds' place