The interior angles formed by the sides of a hexagon have measures that sum to 720°. what is the measure of angle a?

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

The ratio of rock songs to dance songs on jonathan’s mp3 player is 5: 6. the total number of rock and dance songs jonathan has is between 101 120. how many rock songs does he have?

Landon wrote that 3−2.6=4. which statement about his answer is true?