Answer:
78.5
Step-by-step explanation:
area of a circle is 
3.14(
)=78.5
Answer:
2.6 and 5.4 are both the same sign, he should add them and then take that negative sign from (-5.4), so the answer would be -8.0.
Answer:
x=-85
Step-by-step explanation:
Answer:
x = 2 y = 3
Step-by-step explanation:
Answer:
5.41 m
Step-by-step explanation:
First, let's find a side length by taking the square root of the area.
117/64 ^ 1/2 = 1.352...
Next, we need to multiply by 4.
1.352... x 4 = 5.408...
= approximately 5.41