Answer: 60 decrease or 150 decrease
Step-by-step explanation:
The area of a sector is 339.336 cm²
The area of a sector is defined to be as the region of space bounded by a boundary from the center of the circle.
It can be determined by using the formula:

Given that;
- Radius r = 18 cm
- Angle θ = 120°
Then. the area of the sector can be calculated as:


A = 339.336 cm²
Learn more about the area of a sector here:
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Answer:

Step-by-step explanation:




When solved you end up with 2.22222... or 20 over 9.
your multiplying across not adding