Answer:
A) Θ = 2A/r²
Step-by-step explanation:
A = Θr²/2
(Multiple both sides by 2)
2A = Θr²
(Divide both sides by r²)
2A/r² = Θ
Answer: Percentage of female workers = 40%
Step-by-step explanation: No of Female workers = 80
No of Male workers = 120
Total No of workers = 120+80= 200
percentage of female workers =80 of 200%= 40
Answer:
100 tickets were sold.
Step-by-step explanation:
If she bought 20 tickets and had a 20 percent chance of winning that means there were 100 sold tickets because 20 percent of 100 would be the 20 tickets she purchased.
Complementary means the two angles add up to 90 degrees. Do 90 - 79 to find the other angle.
It's 11 degrees.
Answer:
9
Step-by-step explanation:
a²+b
Substituting values,
=> (-2)^2+5
=> 4 + 5
=> 9