A.
-5 is less than 0 so it should be A.
I can't see the attachment.
Answer:
Step-by-step explanation:
Sum of two sides of triangle always greater than third side, so the possible values of h is:
7x-3x < h < 7x+3x
4x < h < 10x
Answer:
3. (3,-4)
Step-by-step explanation: