Answer:
40
Step-by-step explanation:
5/7 × 56
= 40
Answer:
30 degrees
Step-by-step explanation:
Answer:
False
Step-by-step explanation:
Answer:
pi
Step-by-step explanation:
An irrational number cannot be expressed by two integers.
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!