Answer:a is positive b is negative
Step-by-step explanation:
<span>If the triangle has an obtuse angle (>90 degrees), it can be classified as an obtuse triangle Not sure where the 42 inches is used Hope this helps</span>
-100 is rational.
-100 can be turned into a fraction by doing the following...
Just put 1 underneath -100 and you get 
So that means it is rational since it can be a fraction!
The answer is <EKF and <HKI
The meter is the SI unit of measurement for length.