Answer:

Step-by-step explanation:
Given:


Substitution can be used to find the value of
:




Hope this helps :)
Answer:
Option D, 16/21
Step-by-step explanation:
<u>Step 1: Add all of them together</u>
5 + 7 + 9
21
<u>Step 2: Figure out how much of the plants are medicinal</u>
7 + 9
16
<u>Step 3: Figure out the probability </u>
16/21
Answer: Option D, 16/21
R = 40.5 m
C = 254.46900494077 m
A = 5152.9973500507 m<span>2</span>
It would be 50.24 ft
BTW in this case I used 3.14 for pi