Answer:
Step-by-step explanation:
The area of a sector in terms of radians as opposed to degrees is

Filling in the formula accordingly gives us

The radians cancel out, the pi's cancel out, the 2 in the denominator cancels out (divides into 2-squared once), leaving us with
A = 1.75(2) so
A = 3.5 units squared
Answer: The answer is the first one, angle JLK
Step-by-step explanation:
Answer:
Prosperly, 60%
Step-by-step explanation:
Answer:
A) (-infinity,-2] and D) [0,2]
Step-by-step explanation: