+0  
 

Best Answer 

 #2
avatar+129852 
+10

Perimeter of rectangle  ... 2(a + b)

Perimeter of square = 4a

Perimeter of triangle = b + 2√[(1/2b)^2 + h^2] = b + 2√[(1/4)b^2 + h^2]

Perimeter of parallelogam = 2[ b  + side length]  ....this is all we can do on this one, rosala

Perimeter of circle 2 * pi * b

 

P.S. - If the triangle is equilateral.....then Anonymous' answer is correct......we're not told if it is or not.....!!!

 

 Mar 3, 2015
 #1
avatar
+10

Perimeter rectangle 2a +2b

Square 4a

Triangle 3b (assuming equilateral)

Parrallelogram 2a + 2b (same as rectangle); there might be some argument about this since a is not given.

Circle 2pi *b

 Mar 3, 2015
 #2
avatar+129852 
+10
Best Answer

Perimeter of rectangle  ... 2(a + b)

Perimeter of square = 4a

Perimeter of triangle = b + 2√[(1/2b)^2 + h^2] = b + 2√[(1/4)b^2 + h^2]

Perimeter of parallelogam = 2[ b  + side length]  ....this is all we can do on this one, rosala

Perimeter of circle 2 * pi * b

 

P.S. - If the triangle is equilateral.....then Anonymous' answer is correct......we're not told if it is or not.....!!!

 

CPhill Mar 3, 2015
 #3
avatar+11912 
+5

Thank you CPhill and anonymous for this!

 Mar 3, 2015

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