What is the equation of the midline of the function f(x) = 5.6sin (2.6x - 4.2) - 9.1?

y = -9.1
y = -4.2
y = 4.2
y = 9.1

I think it's D?

70

step-by-step explanation:

step-by-step explanation :

we know that

the measurement of the outer angle is the semi-difference of the arcs which comprises

in this problem

m< xzy is the outer angle

substitute the values

the measure of angle xoy is equal to

> by central angle

substitute the value

the answer is a.

135 and 80

step-by-step explanation: