Suppose that the Gurukul School is hoping to acquire a new
rectangular piece of property measuring 60 feet x 40 feet as an
addition to the school campus. The diagram below represents a
birds-eye view of that plot of land which currently contains 6
trees as shown as circles with their centers spaced 20 feet
apart. What percent of the rectangle has been covered by the
circles?
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Answer : Step - by - step explanation:
h = h1 + h2
A = 1/2 h (b1 + b2)
= 1/2 33 + 10 (135 + 163)
= 1/2 x43 (298)
= 1/2 (12814)
= 12814-2
= 6407
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