Carla and Barry are discussing the congruent triangles located in the diagram below. Carla believes that triangle BAC is congruent to Triangle EDF and Barry thinks triangles CBA is congruent to a FED. Is either student correct? explain your reasoning. (the letter you can't see in the pic is F)

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin

Factor the polynomial. b^2 + 4b + 4