Super shapes

The value of the circle changes in each of the following problems. Can you discover its value in each problem?

Problem

Super Shapes printable sheet

Each of the following shapes has a value:

 

 

Image
A green triangle.
$= 7$ 
Image
An orange rectangle.
$= 17$



Can you discover the values of the other shapes using the information below?

(a)  
Image
A green triangle

+ 

Image
Super Shapes

 +  

Image
An orange rectangle.
$= 25$
(b)  
Image
An orange rectangle.

+ 

Image
A green triangle.

 + 

Image
A green triangle.

 + 

Image
A purple oval.
$= 51$
(c)  
Image
Super Shapes

+ 

Image
A green triangle.

 + 

Image
A red pentagon.

 + 

Image
A red pentagon.

 + 

Image
An orange rectangle.

 + 

Image
An orange rectangle.
$=136$
(d)  
Image
A blue triangle.

+

Image
A blue triangle.

+

Image
A blue triangle.
$=48$
(e)  
Image
A green triangle.

+

Image
A brown star.

+

Image
A green triangle.

+

Image
An orange rectangle.

+

Image
A green triangle.

+

Image
Super Shapes

+

Image
A green triangle.
$=100$