Shakira is planning to put a lawn in her backyard by installing sod (rolls of grass) and needs to know how many square feet of s
od she should order. Her yard is irregularly shaped and has a fishpond in the center. The dimensions of the lawn she is planning are shaded in the diagram below. All measurements are in feet. make a recommendation for how much sod Shakira should order. Can you find more than one way to calculate the area of Shakira’s lawn?
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<h3>Answer: D) 130.5 degrees</h3>
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Work Shown:
Note: I used the law of cosines. Make sure your calculator is in degree mode.
Answer:
11 units
Step-by-step explanation:
To calculate CD use the distance formula
d = √ (x₂ - x₁ )² + (y₂ - y₁ )²
with (x₁, y₁ ) = C(- 4, 6) and (x₂, y₂ ) = D(- 4, - 5)
CD =
=
= =
= 11