Hey i keep on getting these questions wrong on my math hw and i was wondering if anyone could explain to me how to do them

Select the correct answer. in the figure, angle k measures 45°. what is the measurement of angle c? a. 38° b. 45° c. 90° d. 98°

In the 30-60-90 triangle below side s has a length of and side r has a length

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