All of the rectangles shown have the same area. Figure 1: 6 6 (square). Figure 2: 5 (between square & rectangle). Figure 3: 4 9(rectangle).
What is the value of x2?
7 8 7.2 or 7.5

Describe all the numbers that when rounded to the nearest thousand are 645,000

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.