You need to subtract 25 by 18
Blue I’m pretty I can’t see a picture but I’m pretty sure blue
1.5 inches should be right
Good night,
<span>Irrational numbers
are those that can't be expressed as a fraction:
12.89 can be expressed as: </span>


<span>The above numbers
can be expressed as a fraction, then the logical answer is: </span>

But we will check the answer:

As you can see we can't express that number as a fraction, so that is te correct answer.
The shape shown here is a triangular pyramid, because it has a triangular base and a pointy tip.