The depth of the water t seconds after she starts measuring it, in centimeters is given by D(t) = 50 - 23sin(π(t + 0.23)) After she starts measuring, when is the first time the depth of the waves is at its average value?

Carl is hanging pictures in his home. there is a space on a wall that has a width of 4 feet. carl has pictures with different widths. which picture width would fit in the space on the wall? a. 46 inches b. 60 inches c. 50 inches d. 54 inches