At a certain location, the number of hours of sunlight is modeled by y=6.4cos(pi/26x)+12 where x represents the number of weeks after the summer solstice. Based on the model, what is the minimum number of hours of sunlight at this location?

A 3.2
B 5.6
C 6.4
D 13.0

b.-4 units

all you   do is count how many times you move

the 1st digit is in the 100s n its 1

step-by-step explanation:

3,589÷18 = 199.389

so the first digit of the quotient is in the 100s n its 1

δabc ≅ δdcb by sas because

db ≅ ac . . given (side)

bc ≅ bc . . reflexive property (side)

∠dbc ≅ ∠ acb . . alternate interior angles where transversal bc crosses parallel lines bd and ac (included angle)

144.50

step-by-step explanation:

21.5 x 13.4=288.10 divide by 2