Answer:
B
Step-by-step explanation:
If 5 is the radius, then we need to multiply by 2 to get the diameter.
10 is the diameter.
Multiply by pi to get your answer
10pi is 31.4.
B-31.4.
Hope this helped!
Answer:
<em>She can fill 19 pots.</em>
Step-by-step explanation:
Yao Xin puts 
liters of potting soil in each pot.
Suppose, the number of pots Yao Xin can fill is 
So, <u>the total amount of potting soil</u> in number of pots will be: 
liters.
Given that, she has 
liters of potting soil. So, the equation will be........
So, she can fill pots.
Answer:
C
Step-by-step explanation:
cot =cos/sin =a/b
cos=a/b*sin
(sin-cos)/(sin+cos) =(sin-sin*a/b)(sin+sin*a/b)
=(1-a/b)/(a+a/b)
=(b-a)/(a+b)
Answer:
Consolation of Philosopy..
