A 4 ft tall child creates a shadow that is 7.5 ft long. What is the angle of elevation of the sun?

Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol

Look at the hyperbola graphed below. the hyperbola gets very close to the red lines on the graph, but it never touches them. which term describes each of the red lines? o o o o a. asymptote b. directrix c. focus d. axis

What are linear equations? could'ya explain too me, ? ! and how do you see what graph is a proportional relationship?