Hey i have a bunch of hw that i havent been doing in days im in my second year of college so yeah

How many triangles can be drawn with side lengths 4 centimeters, 4.5 centimeters, and 9 centimeters? explain

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5

In the diagram, be and ad pass throughthe center of circle o, and the area ofsector aoc is 47.45 square units. what isthe area of sector boc? use the value =3.14, and round your answer to two decimalplaces.22.33 square units25.12 square units