Answer:
The answer to your question is:
a) as a decimal number = 0.00055
b) as a percent 0.055%
Step-by-step explanation:
Data
Navajo people = 169 000
American people = 308 700 000
a) Navajo people as a decimal number = 169 000 / 308 700 000
= 169 / 308 700
= 0. 00055
b) 308 700 000 -------------------- 100 %
169 000 --------------------- x
x = 169000(100) / 308700000 = 0.055
Lol pretty sure it’s d but yeah.
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:
I know there is an answer to this but ill answer it later
Answer:
the 20th term of the sequence is 35.75