By definition, the area of a circle is given by:

Where,
r: radius of the circle.
Substituting the values in the given expression, we have:

Rounding to the nearest tenth we have:
Answer:
Approximately needed:
what level is this question?
1,000,000 = 10^6 because we have six 0;
let age of one brother =2x
let age of second brother=3x
ratio of ages = 2x/3x
in eight years
age of first brother =2x+8
age of second brother= 3x+8
ratio of ages after 8 years =3/4

cross multiplying :
4(2x+8) = 3( 3x+8)
8x +32 = 9x+ 24
x=8
age of older brother= 3x =3*8 =24 years
Answer:
The queen palm tree
Step-by-step explanation:
51 divided by 3= 17
48 divided by 4= 12