Answer:
11.0
Step-by-step explanation:
Circumfrence = 2 x pi x r.
making radius, r the subject of relation, you.get 11.003184713
 
        
                    
             
        
        
        
Answer:
1st one is (0.03)(250)
2nd one is $7.50
3rd one is $30.00
Step-by-step explanation:
 
        
             
        
        
        
Answer:
48
Step-by-step explanation:
80/100=0.8
0.8x60=48
 
        
             
        
        
        
Answer: c)
Step-by-step explanation:
This can be done through trial-and-error. Use the pythagoreas' theorem  and if the left side of the equation is equal to the right, that is the answer.
 and if the left side of the equation is equal to the right, that is the answer.
(Do take note that c is the longest side.)
a)


Since  , a) is wrong.
, a) is wrong.
b)

Since  , b) is wrong.
, b) is wrong.
c) (answer)

Since  , c) is correct.
, c) is correct.
d)

Since  , d) is wrong.
, d) is wrong.