Find the GCF of each pair of monomials. 15r, 25

The difference of 2 numbers is 21 and the quotient of the equation is 4 then what are the two numbers?

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

Is triangle jkl congruent to triangle rst? if so, what is the scale factor?