A lifeguard is sitting on a platform, looking down at a swimmer in the water. The lifeguard’s line of sight is 8 feet above the ground and the swimmer is 30 feet away from the base of the lifeguard platform. What is the angle of elevation from the swimmer to the lifeguard?What is the exact distance from the lifeguard to the swimmer?

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

Which statements regarding efg are true? check all that apply.

Which statements are true? check all that apply. the line x = 0 is perpendicular to the line y = –3. all lines that are parallel to the y-axis are vertical lines. all lines that are perpendicular to the x-axis have a slope of 0. the equation of the line parallel to the x-axis that passes through the point (2, –6) is x = 2. the equation of the line perpendicular to the y-axis that passes through the point (–5, 1) is y = 1.