A rain gutter is to be constructed of aluminum sheets 12 inches wide. After marking off a length of 4 inches from each edge, this length is bent up at an angle Θ. The area of the opening may be expressed as the function: A(Θ) = 16 sin Θ (cos Θ + 1). If Θ = 30°, what is the area of the opening?

Question

A rain gutter is to be constructed of aluminum sheets 12 inches wide. After marking off a length of 4 inches from each edge, this length is bent up at an angle Θ. The area of the opening may be expressed as the function: A(Θ) = 16 sin Θ  (cos Θ + 1). If Θ = 30°, what is the area of the opening?

anonymous · Answer

14.9 in2
	16.0 in2
	19.3 in2
	20.8 in2

anonymous · Answer

@vishweshshrimali5 @mukushla @robtobey

anonymous · Answer

Please help!!!