The first five terms of an arithmetic sequence are 4, 10, 16, 22, and 28. Which function f(x) could be used to describe the xth
1 answer:
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Answer:
d. 690.1 units²
Step-by-step explanation:
1. You can use the Heron's formula to calculate the area of the triangle, which is:
Where:
2. Calculate :
3. Substitute values into the formula shown above and calculate the area, as following:
4. Therefore, the area is 690.1 units².