Decide whether or not each equation represents a proportional relationship. Volume measured in cups (c) vs. the same volume measured in ounces (z): c=18z Area of a square (A) vs. the side length of the square (s): A=s2 Perimeter of an equilateral triangle (P) vs. the side length of the triangle (s): 3s=P Length (L) vs. width (w) for a rectangle whose area is 60 square units: L=60w

What is the percent of increase for a population that changed from 438,000 to 561,000

Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?

The triangle shown has a hypotenuse with a length of 13 feet. the measure of angle a is 20 degrees. and the measure of angle b is 70 degrees. which of the following is closest to the length, in feet, of line segment ac? no need to use a calculator to find the trig numbers. each function is listed below. 4.4 5 12.2 35.7