How do you find the measure of an arc given the measure of the inscribed angle?

)a smart phone has dimensions of 4.9 inches (height), 2.3 inches (width) and 8.0 millimeters (depth). what is the volume of the smart phone in cubic centimeters? (1 in = 2.54 cm)

Which graph corresponds to the function f(x) = x2 + 4x – 1?

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?