Ad, bd, and cd are angle bisectors of the vertex angles of △abc. Cf=8 meters and cd=17 meters. What is de?.

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap

Choose the linear inequality that describes the graph. the gray area represents the shaded region. a: y ≤ –4x – 2 b: y > –4x – 2 c: y ≥ –4x – 2 d: y < 4x – 2