Limestone is dissolved by chemical weathering at a rate of 0.2 cm every 100 years. at this rate, after how many years souldva layer of limestone 15m thick completely dissolve

Which statements about these triangles is true

The area of the map is the product of the length and width. write and expression for the area as the product of the two binomials do not multiply

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236