What is 920000000 in scientific notation

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

Which best explains why this triangle is or is not a right triangle ?

Find the distance between the point (-3,-4), and (see the picture below)