Question

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 1

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