Each of the following shapes has a value:

green triangle

= 7

orange rectangle.

= 17

red circle.

= ?

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

If

green triangle

red circle.

orange rectangle.

= 25,

then

red circle.

=

If

orange rectangle.

green triangle

green triangle

red circle.

= 51,

then

red circle.

=

If

green triangle

green triangle

red circle.

red circle.

orange rectangle.

orange rectangle.

= 136,

then

red circle.

=

If

red circle.

red circle.

red circle.

= 48,

then

red circle.

=

If

green triangle

red circle.

green triangle

orange rectangle.

green triangle

red circle.

green triangle

= 100,

then

red circle.

=