Answer:
a = Negative one-fifth
Step-by-step explanation:
The given equation is :

We need to find the value of a.
Subtract 2/5 from both sides.

So, the correct answer is Negative one-fifth. Hence, the correct option is (b).
60 times larger.
Hope I helped!!!
Answer:
Area = 16π
Step-by-step explanation:
Area of a circle = πr^2
= 64π
= sqrt64
r = 8 because 8 × 8 is 64
Radius = 8
Now, use the circumference equation:
= 2πr
= 2π(8)
= 16π
The answer is A hope this would help you