Simplify: 4 square root of 2 plus square root of 18 minus square root of 9
7 square root of 2 minus 3
7 square root of 2 plus square root of 18 minus 3
8 square root of 2 minus 3
4 square root of 20 minus 3

Answer the questions in the attachment. a rescue helicopter is at point a and a rescue boat is at point e. the helicopter pilot spots boats in distress at points d and c,with angles as marked in the diagram. figure abce is a rectangle. the altitude of the rescue helicopter, represented by ae, is 5000 feet.

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?