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shayshayyy41
23.02.2022 •
Mathematics
A farmer plans to fence off a section of their backyard, creating a rectangular enclosure, with the house acting as one side of the rectangle and with the fence material being used for the other three sides. He has 80 meters of fencing material. What is the maximum area for the enclosure in square meters
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Ответ:
7√2
Step-by-step explanation:
From the diagram given;
Hypotenuse = x
Opposite = 7
Angle = 45 degrees
According to SOH CAH TOA identity
Sin theta = opposite/hypotenuse
Sin 45 = 7/x
x = 7/sin45
x = 7/1/√2
x = 7 * √2/1
x = 7√2
Hence the value of x is 7√2