What is the best approximation for the area of a circle with a diameter of 19 meters?

use 3.14 to approximate pi.

29.8 m²
59.7 m²
283.4 m²
889.9 m²

Atriangular bandana has an area of 46 square inches. the height of the triangle is 5 3 4 inches. enter and solve an equation to find the length of the base of the triangle. use b to represent the length of the base.

Someone answer asap for ! 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

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?