Shankar has four chicken houses 43 feet wide and 460 feet long. The roof makes a 20° angle with the horizontal.

a. What is the total floor area of the houses?
b. What length rafters were needed for the roof?
c. How many 3-foot-wide sheets of metal were needed to roof the four houses?


a. 79,120 ft2
b. 22.8 ft
c. 1,232 sheets

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