Answer:
The correct option is C.
Step-by-step explanation:
In a triangle, then sum of two smaller sides is greater than the length of third greatest side.
Let, in a triangle ABC, If the length of sides are
, then

In option A,

Therefore option A is incorrect.
In option B,

Therefore option B is incorrect.
In option C,

Therefore option C is correct.
In option D,

Therefore option D is incorrect.
Answer:
36-72
Step-by-step explanation:
all you do is multiply the -9 by the numbers in the parenthesis. If you are multiplying two negatives or two positives then the outcome if positive. If you multiply a positive and a negative the outcome is negative.