4
Enter the answer as an exact decimal or simplified fraction.

0.04

Step-by-step explanation:

In order to change a percent to a decimal, you have to divide by 100.

So to change 4% to a decimal, you divide 4 by 100.

step-by-step explanation:

use pothagarean therom

a^2+b^2=c^2 so first ac

acm is a right triangle because c= 90°

and am (the hypotenuse or c) =16+9 =25

but there is not enough info we need another angle or side length