Find the value of each variable ​

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 5x^2 + 10x

Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?

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