+0  
 
0
1119
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avatar+1982 

 

 A new modern chair has the shape shown in the diagram. If the fabric store wants to put ribbon around the edge how much ribbon should they purchase (round to three decimal places if necessary)?

 

A) 18

B) 22.577

C) 25.313

D) 28

E) 29.313

 Nov 5, 2019
 #1
avatar+129852 
+1

The top and bottom sides   =  7  each

 

The other two sides  = 2sqrt (2^2 + 2^2)    each

 

 

 

cool cool cool

 Nov 5, 2019
 #2
avatar+1982 
+1

is it D

macabresubwoofer  Nov 5, 2019
 #3
avatar+129852 
+2

Not quite....calculate this :

 

2 (7)   +  4sqrt (8)

 

 

 

cool cool cool

CPhill  Nov 5, 2019
 #4
avatar+1982 
+1

IT'S C

macabresubwoofer  Nov 5, 2019
 #5
avatar+129852 
+1

Correct   !!!

 

 

cool cool cool

CPhill  Nov 5, 2019

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