Mr. Miller is replacing a cylindrical air-conditioning duct. He estimates the radius of the duct by folding a ruler to form two 8-in. tangents to the duct, which makes 2 tangent lines form an angle. Mr. Miller measures the angle bisector from the vertex to the duct to be 4 inches long. What is the radius of the duct?

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10

Sarah used her calculator to find sin 125 degrees. she wrote down sin sin125 degrees.57. how could sarah recognize that her answer is incorrect?

The cone in the diagram has the same height and base area as the prism. what is the ratio of the volume of the cone to the volume of the prism? h hl base area-b base area =b volume of cone_1 volume of prism 2 volume of cone 1 volume of prism 3 volume of cone 2 volume of prism 3 oc. od. volume of cone volume of prism e. volume of cone volume of prism 3 2