Answer:
16 cm, 30 cm, 34 cm
Step-by-step explanation:
I got this answer simply by plugging each number into my calculator with the following equation:

When you the lower numbers into the equation, if the lengths really do give you a triangle, then you should get the largest number as your output. This can help you with any of the other questions that you may have to answer.
Answer:
$1939
Step-by-step explanation:
easy, just half the total need!
ECA is supplementary to ACB which means that the two angle sum to 180°
ECA=180-65=115°
Answer:

Step-by-step explanation:
a^2 +b^2 =c^2 Use pythagorean theorem
8^2 +b^2 =9^2 Substitute in your known values
b=
b=
A triangle leg cannot be a negative length
Find cosine of angle theta.
Answer:
5 is the median
Step-by-step explanation:
The "median" is the "middle" of the set of numbers. Considering there are 13 total numbers, making it un-even, there can be an equal amount of numbers taken off of each side with a middle number remaining. That middle number will be your median..