Answer:
8.06
Step-by-step explanation:

Answer:
<h2>4 bilion = 4 × 10⁹</h2>
Step-by-step explanation:
The scientific notation:

where

4 billion:
in USA: 4,000,000,000
in Europe: 4 000 000 000 000

Equation: 17 + x = 23
To solve this you would do 23 - 17 to get x
x = 6
The answer Is C: SAS Congruence Postulate.
the blank is 162
since 81 and 81 are both perfect squares the middle term (blank) will be the product of their roots times 2
√81=9
√81 =9
9 x 9 x 2
= 162