Answer:
112 m^2
Step-by-step explanation:
A = b * h
b = 9 + 5 = 14 m
h = 8 m
So 
A = 14 x 8 = 112 m^2
 
        
                    
             
        
        
        
Answer:
24.30 Difference, sale price 56.70
Step-by-step explanation:
30% off 81.00 is 56.70
The difference is 24.30
 
        
             
        
        
        
the answer is k=4.6. hope this helps
 
        
             
        
        
        
Central angle is 130
Semi circle is BED and BCD
Major arc is CEB
Measure BAC is 130
BEC is 230
        
             
        
        
        
X 
4
 −34x 
2
 +225=0
2 Factor 
x
4
−
34
x
2
+
225
x 
4
 −34x 
2
 +225.
(
x
2
−
25
)
(
x
2
−
9
)
=
0
(x 
2
 −25)(x 
2
 −9)=0
3 Solve for 
x
x.
x
=
±
5
,
±
3
x=±5,±3