FARM BUILDINGS 



19 



where they would place the different furnishings of 

 the shop. 



Free Bulletins, U. S. Dept. of Agriculture 



No. 32. Silos and Silage. 



No. 126. Practical Suggestions for Farm Buildings. 



Measurements 

 Rules. 



1. To find the area of a triangle multiply the base by one-half 

 the height. 



2. To find the circumference of a circle multiply the diameter 

 by 3 1-7. 



3. To find the area of a circle multiply the square of the 

 radius by 3 1-7. 



4. The square of the hypotenuse of a right triangle is equal to 

 the sum of the squares of the other sides. 



NOTE: Make a drawing before attempting to solve any of the 

 following problems. 



PIG. 4. MODEL FARM BUILDINGS 

 Problems 



1. How many feet of inch lumber will be required 

 to build a pig pen six feet wide, four feet from peak 

 to ground, and eight feet long? (See rules 1 and 4.) 



