In year 13, the scientist will put tree wrap around tree 1 to protect it from the winter snow. the height of the tree wrap needs to be 45 inches.
the wrap is priced by the square foot. to the nearest square foot, how many square feet of wrap does she need?

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

The perimeter of a triangle is 69 cm. the first is 5 cm shorter than the second side. the third side is twice as long the first side. find the length of each side

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.