Answer:
x²+y²=4
Step-by-step explanation:
x²+y²=4
 
        
             
        
        
        
Answer:
32
Step-by-step explanation:
 
        
             
        
        
        
Answer:
f(4)=26
Step-by-step explanation:
f(2)=16
F(x) = kx+6
16=k(2)+6
16-6=k(2)
10=k(2)
<u>10</u> =<u>k(</u><u>2</u><u>)</u>
2 2
5= k
f(4)=k(4)+6
 =5(4)+6
 =20+6
f(4)=26
 
        
             
        
        
        
The answer should be 1 and three
        
             
        
        
        
Answer:
1a: 6.283
b: 51.313
c: 285.1
Step-by-step explanation:
Area of a sector = (angle/360)πr²
1a
Area=(45/360)π(4²)=6.283
b
Area=(120/360)π(7²)=51.313
c
Area=(270/360)π(11²)=285.1