The answer to this problem is C
.5

<span>Θ = area of a sector
theta must be in radians not degrees though</span>
y = Acos(Bx) + D;
D = 4, A = 2. Now T = 2π/B = 5π/8, B = 2π/(5π/8) = 16/5
WE get y = 2cos(16/5x) + 4
<span>Ans: I = P*r*t = 900*0.023*1.5 = $31.50
I hope this help</span>
Answer
263/999
Step-by-step explanation: