I really need help can anyone help me?
2 answers:
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Answer:
13.82 in.
Step-by-step explanation:
To find the circumference of a circle, you multiply the diameter by pi ():
Rounded to the nearest tenth, 13.82301 is 13.82. Therefore, 13.82 is the answer.
I hope this helps!
Let x(t) = the length of a side of the square (cm) at time t (s).
The rate of change of x is given as
The area (cm²) at time t is
A = x²
The rate of change of the area with respect to time is
When A = 9 cm², then x = √9 = 3cm. Hence obtain
Answer: 12 cm²/s
The rate of change of x is given as
The area (cm²) at time t is
A = x²
The rate of change of the area with respect to time is
When A = 9 cm², then x = √9 = 3cm. Hence obtain
Answer: 12 cm²/s