Answer:
Supplimentry 
Step-by-step explanation:
 
        
             
        
        
        
<em>Formula:</em>

<em>Plug in the values:</em>

<em>Simplify LHS:</em>

<em>Multiply by 1936 on both sides:</em>

<em>Simplify RHS:</em>

<em>Square root both sides:</em>
 Answer: The radius is 4 units. (Answer B)
Answer: The radius is 4 units. (Answer B)
 
        
        
        
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Below are the answers:
<span>7. C. H(n) = ½n^2 + n + 1
</span>8. D. As the number of rows increases, the hexagonal rig gets closer to having twice as many lights as the square rig.
        
             
        
        
        
Answer:
Sarah is 4 ft tall.
Step-by-step explanation:
231÷84= 2.75
11 ft ÷ 2.75 = <u>4 ft</u>
 
        
             
        
        
        
Answer:
7/8 - 7x/9
Step-by-step explanation:
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