Answer:
I’m too lazy so just look at the picture.
Step-by-step explanation:
I = sqrt(-1), i^2 = -1
So multiplying it out;
4 - 14i + 14i - 49i^2
4 - 49 * -1
= 53
If it weighs 4 pounds it would be 64 Ounces
210 (idk maybe since I think this is multiplication)
Answer:
A ≈ 2.83 units²
Step-by-step explanation:
The area (A) of the sector is calculated as
A = area of circle × fraction of circle
= πr² × 
= π × 3² × 
= 
≈ 2.83 units² ( to the nearest hundredth )