When people buy wood to burn in a stove they purchase it in units of cords(stacks that are 128 cubic feet). Camilla had 3 cords of wood delivered and stacked. She noticed people stacking the wood could stack 3/10 of a cord in 2/5 of an area​ (a) What is the rate they are stacking the wood in cords per hour?
(b) At a rate of (a), how many hours will it take for them to stack all three cords

Part a what is the area of triangle i? show your calculation. part b triangles i and ii are congruent (of the same size and shape). what is the total area of triangles i and ii? show your calculation. part c what is the area of rectangle i? show your calculation. part d what is the area of rectangle ii? show your calculation. part e rectangles i and iii have the same size and shape. what is the total area of rectangles i and iii? show your calculation. part f what is the total area of all the rectangles? show your calculation. part g what areas do you need to know to find the surface area of the prism? part h what is the surface area of the prism? show your calculation. part i read this statement: “if you multiply the area of one rectangle in the figure by 3, you’ll get the total area of the rectangles.” is this statement true or false? why? part j read this statement: “if you multiply the area of one triangle in the figure by 2, you’ll get the total area of the triangles.” is this statement true or false? why?

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?

Is the power produced directly proportional to the wind speed, give reasons for your answer?