The correct answer is 25.12 cubic inches
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.
The answer for question number 1 is : 2x + 4
and for question number 2 : 10