There are 21 students in mrs. callan's class. there are 14 students in her class that got an a on the last spelling test. in simplest form, what fraction of mrs. callan's class got an a on the last spelling test?

Iwill give you ! what is the measure of ∠v ?

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

Mrs. avila is buying a wallpaper border to go on all of her kitchen walls. she wants to buy 5 extra feet of wallpaper border than she needs to be sure she has enough. she buys 55.5 feet of the border. the store owner selling the border uses the width of mrs. avila's kitchen to determine that the length of her kitchen must be 14.5 feet.