Is 3.8 rational or irrational
2 answers:
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Answer:
105.12 ft²
Step-by-step explanation:
Let's first find the area of the rectangle.
ft², so the rectangle has an area of 80ft².
To find the area of the semi-circle, we find the area of a whole circle and divide by two.
The formula to find the area of a circle is . The radius is 4, as the diameter is 8.
Add 80 and 25.12:
Hope this helped!
