What is the least common denominator for 3/4, 4/5, 2/3?

a. 12
b. 60
c. 20
d. 15

When a rectangle is dilated, how do the perimeter and area of the rectangle change?

The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212

Which of the following circles have their centers in the third quadrant? check all that apply.