What is the volume of a hemisphere with a radius of 8.5 ft, rounded to the nearest tenth of a cubic foot?

You download a video game to your computer. you have a 60-minute free trial of the game. it takes 5 1/6 minutes to set up the game 7 1/3 minutes to play each level. you want to find out how many levels you can play for free.which inequality describes the number of levels, l, you can play in 60 minutes? can you play 6 levels during your free trial? i need ,

If the measure of angle 1 is 110 degrees and the measure of angle 3 is (2 x+10 degree), what is the value of x?

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2