Show the decimal number.64.78 in the place value chart​

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.

You dug a hole that was 8 feet deep. after taking a short break, you dug down 3 more feet in the same hole. when finished digging, a tractor accidentally filled the hole with 4 feet of dirt. how deep is your hole now?

Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?